Base | Representation |
---|---|
bin | 11101001001101010… |
… | …000001101111010011 |
3 | 2222210101110102022010 |
4 | 131021222001233103 |
5 | 1003100413300021 |
6 | 22213530514003 |
7 | 2155441033650 |
oct | 351152015723 |
9 | 88711412263 |
10 | 31300525011 |
11 | 1230236a798 |
12 | 6096595903 |
13 | 2c4a955022 |
14 | 172d064c27 |
15 | c32dbe976 |
hex | 749a81bd3 |
31300525011 has 16 divisors (see below), whose sum is σ = 47711577600. Its totient is φ = 17880187008.
The previous prime is 31300524991. The next prime is 31300525019. The reversal of 31300525011 is 11052500313.
It is not a de Polignac number, because 31300525011 - 27 = 31300524883 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (31300525019) 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, 176391 + ... + 306128.
It is an arithmetic number, because the mean of its divisors is an integer number (2981973600).
Almost surely, 231300525011 is an apocalyptic number.
31300525011 is a deficient number, since it is larger than the sum of its proper divisors (16411052589).
31300525011 is a wasteful number, since it uses less digits than its factorization.
31300525011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 485618.
The product of its (nonzero) digits is 450, while the sum is 21.
The spelling of 31300525011 in words is "thirty-one billion, three hundred million, five hundred twenty-five thousand, eleven".
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