Base | Representation |
---|---|
bin | 11000100101010010… |
… | …11011001110010100 |
3 | 1021001202220020002120 |
4 | 30102221123032110 |
5 | 204012111014223 |
6 | 10021333335540 |
7 | 645024014466 |
oct | 142251331624 |
9 | 37052806076 |
10 | 13197751188 |
11 | 5662871896 |
12 | 2683a975b0 |
13 | 132434c53b |
14 | 8d2b24136 |
15 | 5239b4be3 |
hex | 312a5b394 |
13197751188 has 24 divisors (see below), whose sum is σ = 30803447808. Its totient is φ = 4398008256.
The previous prime is 13197751157. The next prime is 13197751261. The reversal of 13197751188 is 88115779131.
It is a super-2 number, since 2×131977511882 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 13197751188.
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, 110481 + ... + 196472.
It is an arithmetic number, because the mean of its divisors is an integer number (1283476992).
Almost surely, 213197751188 is an apocalyptic number.
It is an amenable number.
13197751188 is an abundant number, since it is smaller than the sum of its proper divisors (17605696620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13197751188 is a wasteful number, since it uses less digits than its factorization.
13197751188 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 310543 (or 310541 counting only the distinct ones).
The product of its digits is 423360, while the sum is 51.
The spelling of 13197751188 in words is "thirteen billion, one hundred ninety-seven million, seven hundred fifty-one thousand, one hundred eighty-eight".
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