Base | Representation |
---|---|
bin | 11101011010000110… |
… | …111100110011000100 |
3 | 10000111121211112222112 |
4 | 131122012330303010 |
5 | 1004132043324104 |
6 | 22301150520152 |
7 | 2165332116251 |
oct | 353206746304 |
9 | 100447745875 |
10 | 31576542404 |
11 | 12434153740 |
12 | 6152b06058 |
13 | 2c92ba6a24 |
14 | 1757994428 |
15 | c4c24286e |
hex | 75a1bccc4 |
31576542404 has 96 divisors (see below), whose sum is σ = 63570044160. Its totient is φ = 13584384000.
The previous prime is 31576542401. The next prime is 31576542449. The reversal of 31576542404 is 40424567513.
It is a super-2 number, since 2×315765424042 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (31576542401) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52539704 + ... + 52540304.
It is an arithmetic number, because the mean of its divisors is an integer number (662187960).
Almost surely, 231576542404 is an apocalyptic number.
It is an amenable number.
31576542404 is an abundant number, since it is smaller than the sum of its proper divisors (31993501756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31576542404 is a wasteful number, since it uses less digits than its factorization.
31576542404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1101 (or 1099 counting only the distinct ones).
The product of its (nonzero) digits is 403200, while the sum is 41.
The spelling of 31576542404 in words is "thirty-one billion, five hundred seventy-six million, five hundred forty-two thousand, four hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •