Base | Representation |
---|---|
bin | 11101000111010111… |
… | …000100001110000001 |
3 | 2222200200222010220220 |
4 | 131013113010032001 |
5 | 1003011033000001 |
6 | 22210033053253 |
7 | 2154462421101 |
oct | 350727041601 |
9 | 88620863826 |
10 | 31262000001 |
11 | 12292647341 |
12 | 60856b7229 |
13 | 2c4298696b |
14 | 1727cb7201 |
15 | c2e80ec36 |
hex | 7475c4381 |
31262000001 has 16 divisors (see below), whose sum is σ = 42217670400. Its totient is φ = 20573923968.
The previous prime is 31261999963. The next prime is 31262000017. The reversal of 31262000001 is 10000026213.
It is not a de Polignac number, because 31262000001 - 211 = 31261997953 is a prime.
It is not an unprimeable number, because it can be changed into a prime (31262000041) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2503365 + ... + 2515821.
It is an arithmetic number, because the mean of its divisors is an integer number (2638604400).
Almost surely, 231262000001 is an apocalyptic number.
It is an amenable number.
31262000001 is a deficient number, since it is larger than the sum of its proper divisors (10955670399).
31262000001 is a wasteful number, since it uses less digits than its factorization.
31262000001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23128.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 31262000001 its reverse (10000026213), we get a palindrome (41262026214).
The spelling of 31262000001 in words is "thirty-one billion, two hundred sixty-two million, one", and thus it is an aban number.
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