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13472180 = 225673609
BaseRepresentation
bin110011011001…
…000110110100
3221100110100122
4303121012310
511422102210
61200431112
7222340331
oct63310664
927313318
1013472180
117671937
124618498
132a39107
141b09988
1512b1b55
hexcd91b4

13472180 has 12 divisors (see below), whose sum is σ = 28291620. Its totient is φ = 5388864.

The previous prime is 13472161. The next prime is 13472219. The reversal of 13472180 is 8127431.

13472180 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 5326864 + 8145316 = 2308^2 + 2854^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336785 + ... + 336824.

It is an arithmetic number, because the mean of its divisors is an integer number (2357635).

Almost surely, 213472180 is an apocalyptic number.

13472180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13472180 is an abundant number, since it is smaller than the sum of its proper divisors (14819440).

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

13472180 is a wasteful number, since it uses less digits than its factorization.

13472180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673618 (or 673616 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 13472180 is about 3670.4468392827. The cubic root of 13472180 is about 237.9464842131.

The spelling of 13472180 in words is "thirteen million, four hundred seventy-two thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 673609 1347218 2694436 3368045 6736090 13472180