148 (one hundred
ndforty-eight) is the
natural number
In mathematics, the natural numbers are those numbers used for counting (as in "there are ''six'' coins on the table") and ordering (as in "this is the ''third'' largest city in the country").
Numbers used for counting are called '' cardinal ...
following
147 and before
149.
In mathematics
148 is the second number to be both a
heptagonal number and a
centered heptagonal number (the first is 1). It is the twelfth member of the
Mian–Chowla sequence, the lexicographically smallest sequence of distinct positive integers with distinct pairwise sums.
There are 148
perfect graph
In graph theory, a perfect graph is a graph in which the chromatic number of every induced subgraph equals the order of the largest clique of that subgraph ( clique number). Equivalently stated in symbolic terms an arbitrary graph G=(V,E) is per ...
s with six
vertices, and 148 ways of partitioning four people into subsets, ordering the subsets, and selecting a leader for each subset.
In other fields
In the
Book of Nehemiah
The Book of Nehemiah in the Hebrew Bible, largely takes the form of a first-person memoir concerning the rebuilding of the walls of Jerusalem after the Babylonian exile by Nehemiah, a Jew who is a high official at the Persian court, and the dedi ...
7:44 there are 148 singers, sons of
Asaph, at the census of men of
Israel
Israel (; he, יִשְׂרָאֵל, ; ar, إِسْرَائِيل, ), officially the State of Israel ( he, מְדִינַת יִשְׂרָאֵל, label=none, translit=Medīnat Yīsrāʾēl; ), is a country in Western Asia. It is situated ...
upon return from exile. This differs from
Ezra
Ezra (; he, עֶזְרָא, '; fl. 480–440 BCE), also called Ezra the Scribe (, ') and Ezra the Priest in the Book of Ezra, was a Jewish scribe ('' sofer'') and priest ('' kohen''). In Greco-Latin Ezra is called Esdras ( grc-gre, Ἔσδρ ...
2:41, where the number is given as 128.
Dunbar's number is a theoretical cognitive limit to the number of people with whom one can maintain stable
interpersonal relationship
The concept of interpersonal relationship involves social associations, connections, or affiliations between two or more people. Interpersonal relationships vary in their degree of intimacy or self-disclosure, but also in their duration, in t ...
s. Dunbar predicted a "mean group size" of 148,
but this is commonly rounded to 150.
See also
* The year
AD 148 or
148 BC
*
List of highways numbered 148
*
References
{{DEFAULTSORT:148 (Number)
Integers