Base | Representation |
---|---|
bin | 111101001111101101… |
… | …1000110111111110100 |
3 | 110120111010001100212211 |
4 | 1322133123012333310 |
5 | 4123330031442042 |
6 | 140230545223204 |
7 | 12334165012330 |
oct | 1723733067764 |
9 | 416433040784 |
10 | 131523702772 |
11 | 50862779620 |
12 | 215a7031b04 |
13 | c5307756c7 |
14 | 65199bc7c0 |
15 | 364b9e1017 |
hex | 1e9f6c6ff4 |
131523702772 has 48 divisors (see below), whose sum is σ = 286999308288. Its totient is φ = 51236125920.
The previous prime is 131523702769. The next prime is 131523702799. The reversal of 131523702772 is 277207325131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2688313 + ... + 2736799.
It is an arithmetic number, because the mean of its divisors is an integer number (5979152256).
Almost surely, 2131523702772 is an apocalyptic number.
It is an amenable number.
131523702772 is an abundant number, since it is smaller than the sum of its proper divisors (155475605516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131523702772 is a wasteful number, since it uses less digits than its factorization.
131523702772 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57316 (or 57314 counting only the distinct ones).
The product of its (nonzero) digits is 123480, while the sum is 40.
The spelling of 131523702772 in words is "one hundred thirty-one billion, five hundred twenty-three million, seven hundred two thousand, seven hundred seventy-two".
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