Base | Representation |
---|---|
bin | 111101001101010011… |
… | …0011001001000101100 |
3 | 110120021110202210021002 |
4 | 1322122212121020230 |
5 | 4123143322241242 |
6 | 140214534455432 |
7 | 12332163102134 |
oct | 1723246311054 |
9 | 416243683232 |
10 | 131442774572 |
11 | 5082102400a |
12 | 21583b04578 |
13 | c519a7b9b5 |
14 | 650cd53ac4 |
15 | 3644857432 |
hex | 1e9a99922c |
131442774572 has 48 divisors (see below), whose sum is σ = 252321441120. Its totient is φ = 59635430400.
The previous prime is 131442774559. The next prime is 131442774587. The reversal of 131442774572 is 275477244131.
It is a happy 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, 1314422 + ... + 1410882.
It is an arithmetic number, because the mean of its divisors is an integer number (5256696690).
Almost surely, 2131442774572 is an apocalyptic number.
It is an amenable number.
131442774572 is a deficient number, since it is larger than the sum of its proper divisors (120878666548).
131442774572 is a wasteful number, since it uses less digits than its factorization.
131442774572 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97202 (or 97200 counting only the distinct ones).
The product of its digits is 1317120, while the sum is 47.
The spelling of 131442774572 in words is "one hundred thirty-one billion, four hundred forty-two million, seven hundred seventy-four thousand, five hundred seventy-two".
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