Base | Representation |
---|---|
bin | 10010011110111… |
… | …110111100001100 |
3 | 210121112022201002 |
4 | 102132332330030 |
5 | 1113342041022 |
6 | 50434435432 |
7 | 10453623440 |
oct | 2236767414 |
9 | 717468632 |
10 | 310112012 |
11 | 14a060821 |
12 | 87a32b78 |
13 | 4c32b642 |
14 | 2d286820 |
15 | 1c35a092 |
hex | 127bef0c |
310112012 has 12 divisors (see below), whose sum is σ = 620224080. Its totient is φ = 132905136.
The previous prime is 310111937. The next prime is 310112021. The reversal of 310112012 is 210211013.
310112012 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 310111984 and 310112002.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5537687 + ... + 5537742.
It is an arithmetic number, because the mean of its divisors is an integer number (51685340).
Almost surely, 2310112012 is an apocalyptic number.
It is an amenable number.
310112012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
310112012 is a wasteful number, since it uses less digits than its factorization.
310112012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11075440 (or 11075438 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 11.
The square root of 310112012 is about 17609.9975014195. The cubic root of 310112012 is about 676.8714500135.
Adding to 310112012 its reverse (210211013), we get a palindrome (520323025).
Subtracting from 310112012 its reverse (210211013), we obtain a palindrome (99900999).
The spelling of 310112012 in words is "three hundred ten million, one hundred twelve thousand, twelve".
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