Search a number
-
+
13292412 = 2237158243
BaseRepresentation
bin110010101101…
…001101111100
3221000022202120
4302231031330
511400324122
61152522540
7220661250
oct62551574
927008676
1013292412
117559871
124550450
1329a5343
141aa0260
15127875c
hexcad37c

13292412 has 24 divisors (see below), whose sum is σ = 35446656. Its totient is φ = 3797808.

The previous prime is 13292369. The next prime is 13292429. The reversal of 13292412 is 21429231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79038 + ... + 79205.

It is an arithmetic number, because the mean of its divisors is an integer number (1476944).

Almost surely, 213292412 is an apocalyptic number.

13292412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13292412 is an abundant number, since it is smaller than the sum of its proper divisors (22154244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13292412 is a wasteful number, since it uses less digits than its factorization.

13292412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158257 (or 158255 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 13292412 is about 3645.8760264167. The cubic root of 13292412 is about 236.8833836721.

It can be divided in two parts, 1329 and 2412, that added together give a triangular number (3741 = T86).

The spelling of 13292412 in words is "thirteen million, two hundred ninety-two thousand, four hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 158243 316486 474729 632972 949458 1107701 1898916 2215402 3323103 4430804 6646206 13292412