Base | Representation |
---|---|
bin | 11100111011100100… |
… | …010111100100010100 |
3 | 2222011220200212012011 |
4 | 130323210113210110 |
5 | 1002104411114112 |
6 | 22134244434004 |
7 | 2146541002456 |
oct | 347344274424 |
9 | 88156625164 |
10 | 31064160532 |
11 | 121a09aa649 |
12 | 602b3a8904 |
13 | 2c109a7ba2 |
14 | 17098d82d6 |
15 | c1c280aa7 |
hex | 73b917914 |
31064160532 has 18 divisors (see below), whose sum is σ = 55720541534. Its totient is φ = 15153245760.
The previous prime is 31064160511. The next prime is 31064160563. The reversal of 31064160532 is 23506146013.
It can be written as a sum of positive squares in 3 ways, for example, as 7362326416 + 23701834116 = 85804^2 + 153954^2 .
It is a junction number, because it is equal to n+sod(n) for n = 31064160494 and 31064160503.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2303223 + ... + 2316670.
Almost surely, 231064160532 is an apocalyptic number.
It is an amenable number.
31064160532 is a deficient number, since it is larger than the sum of its proper divisors (24656381002).
31064160532 is a wasteful number, since it uses less digits than its factorization.
31064160532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4619979 (or 4619936 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 31.
It can be divided in two parts, 310641 and 60532, that added together give a palindrome (371173).
The spelling of 31064160532 in words is "thirty-one billion, sixty-four million, one hundred sixty thousand, five hundred thirty-two".
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