Base | Representation |
---|---|
bin | 111011010000… |
… | …0010000100100 |
3 | 2011110021100011 |
4 | 1312200100210 |
5 | 30423040444 |
6 | 3025500004 |
7 | 525022606 |
oct | 166402044 |
9 | 64407304 |
10 | 31065124 |
11 | 16598762 |
12 | a4a1604 |
13 | 6588a3c |
14 | 41a9176 |
15 | 2ad9734 |
hex | 1da0424 |
31065124 has 12 divisors (see below), whose sum is σ = 54463500. Its totient is φ = 15504128.
The previous prime is 31065113. The next prime is 31065149. The reversal of 31065124 is 42156013.
It can be written as a sum of positive squares in 2 ways, for example, as 4129024 + 26936100 = 2032^2 + 5190^2 .
It is a junction number, because it is equal to n+sod(n) for n = 31065095 and 31065104.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4549 + ... + 9100.
It is an arithmetic number, because the mean of its divisors is an integer number (4538625).
Almost surely, 231065124 is an apocalyptic number.
It is an amenable number.
31065124 is a deficient number, since it is larger than the sum of its proper divisors (23398376).
31065124 is a wasteful number, since it uses less digits than its factorization.
31065124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14222 (or 14220 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 22.
The square root of 31065124 is about 5573.6096024031. The cubic root of 31065124 is about 314.3578890911.
The spelling of 31065124 in words is "thirty-one million, sixty-five thousand, one hundred twenty-four".
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