Base | Representation |
---|---|
bin | 110010001011… |
… | …111110110000 |
3 | 220202102000100 |
4 | 302023332300 |
5 | 11332000042 |
6 | 1145552400 |
7 | 216553323 |
oct | 62137660 |
9 | 26672010 |
10 | 13156272 |
11 | 7476558 |
12 | 44a5700 |
13 | 295839c |
14 | 1a667ba |
15 | 124d24c |
hex | c8bfb0 |
13156272 has 60 divisors (see below), whose sum is σ = 37079224. Its totient is φ = 4354560.
The previous prime is 13156267. The next prime is 13156289. The reversal of 13156272 is 27265131.
It is a happy number.
13156272 is a `hidden beast` number, since 1 + 31 + 5 + 627 + 2 = 666.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30168 + ... + 30600.
Almost surely, 213156272 is an apocalyptic number.
13156272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13156272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18539612).
13156272 is an abundant number, since it is smaller than the sum of its proper divisors (23922952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13156272 is a wasteful number, since it uses less digits than its factorization.
13156272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 658 (or 649 counting only the distinct ones).
The product of its digits is 2520, while the sum is 27.
The square root of 13156272 is about 3627.1575648157. The cubic root of 13156272 is about 236.0718922982.
The spelling of 13156272 in words is "thirteen million, one hundred fifty-six thousand, two hundred seventy-two".
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