Base | Representation |
---|---|
bin | 11100111000100101… |
… | …111000010011100101 |
3 | 2222001102201212200122 |
4 | 130320211320103211 |
5 | 1002004120201000 |
6 | 22125302251325 |
7 | 2145363364262 |
oct | 347045702345 |
9 | 88042655618 |
10 | 31014225125 |
11 | 121757a3414 |
12 | 6016726b45 |
13 | 2c03543000 |
14 | 170301a269 |
15 | c17bba085 |
hex | 7389784e5 |
31014225125 has 64 divisors (see below), whose sum is σ = 43294218240. Its totient is φ = 22157928000.
The previous prime is 31014225101. The next prime is 31014225149. The reversal of 31014225125 is 52152241013.
It is an interprime number because it is at equal distance from previous prime (31014225101) and next prime (31014225149).
It is not a de Polignac number, because 31014225125 - 218 = 31013962981 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31014225094 and 31014225103.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8511554 + ... + 8515196.
It is an arithmetic number, because the mean of its divisors is an integer number (676472160).
Almost surely, 231014225125 is an apocalyptic number.
It is an amenable number.
31014225125 is a deficient number, since it is larger than the sum of its proper divisors (12279993115).
31014225125 is an equidigital number, since it uses as much as digits as its factorization.
31014225125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3728 (or 3692 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 26.
Adding to 31014225125 its reverse (52152241013), we get a palindrome (83166466138).
The spelling of 31014225125 in words is "thirty-one billion, fourteen million, two hundred twenty-five thousand, one hundred twenty-five".
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