Base | Representation |
---|---|
bin | 1110010011000110000100… |
… | …11010110101110101101000 |
3 | 11010022212101110221220221200 |
4 | 13021203002122311311220 |
5 | 13110123040120013023 |
6 | 150512241025404200 |
7 | 6423432352603401 |
oct | 711430232656550 |
9 | 133285343856850 |
10 | 31442422422888 |
11 | a022724834574 |
12 | 3639903799660 |
13 | 1471013c354a9 |
14 | 7a9b6db7c9a8 |
15 | 397d52425743 |
hex | 1c98c26b5d68 |
31442422422888 has 48 divisors (see below), whose sum is σ = 85162769698500. Its totient is φ = 10480043293440.
The previous prime is 31442422422871. The next prime is 31442422422913. The reversal of 31442422422888 is 88822422424413.
31442422422888 is a `hidden beast` number, since 314 + 4 + 2 + 4 + 2 + 2 + 42 + 288 + 8 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 30774734060004 + 667688362884 = 5547498^2 + 817122^2 .
It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.
It is a nude number because it is divisible by every one of its digits.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14925663 + ... + 16901486.
Almost surely, 231442422422888 is an apocalyptic number.
It is an amenable number.
31442422422888 is an abundant number, since it is smaller than the sum of its proper divisors (53720347275612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31442422422888 is a wasteful number, since it uses less digits than its factorization.
31442422422888 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31840882 (or 31840875 counting only the distinct ones).
The product of its digits is 12582912, while the sum is 54.
The spelling of 31442422422888 in words is "thirty-one trillion, four hundred forty-two billion, four hundred twenty-two million, four hundred twenty-two thousand, eight hundred eighty-eight".
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