Base | Representation |
---|---|
bin | 1110000110100110011001… |
… | …11000110001110001001100 |
3 | 11001210211020100112211212200 |
4 | 13003103030320301301030 |
5 | 13031104312414004400 |
6 | 145543115544201500 |
7 | 6350423363434314 |
oct | 703231470616114 |
9 | 131724210484780 |
10 | 31013101313100 |
11 | 99776451aa435 |
12 | 358a668a69290 |
13 | 143c6a4a8cb5a |
14 | 7930837b2444 |
15 | 38bac6805b00 |
hex | 1c34cce31c4c |
31013101313100 has 108 divisors (see below), whose sum is σ = 97306937582400. Its totient is φ = 8261814844800.
The previous prime is 31013101313087. The next prime is 31013101313101. The reversal of 31013101313100 is 131310131013.
31013101313100 is a `hidden beast` number, since 3 + 10 + 1 + 310 + 1 + 31 + 310 + 0 = 666.
It is a super-2 number, since 2×310131013131002 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (31013101313101) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 16494075 + ... + 18277874.
It is an arithmetic number, because the mean of its divisors is an integer number (900990162800).
Almost surely, 231013101313100 is an apocalyptic number.
31013101313100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
31013101313100 is an abundant number, since it is smaller than the sum of its proper divisors (66293836269300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31013101313100 is a wasteful number, since it uses less digits than its factorization.
31013101313100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34772960 (or 34772950 counting only the distinct ones).
The product of its (nonzero) digits is 81, while the sum is 18.
Adding to 31013101313100 its reverse (131310131013), we get a palindrome (31144411444113).
The spelling of 31013101313100 in words is "thirty-one trillion, thirteen billion, one hundred one million, three hundred thirteen thousand, one hundred".
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