Base | Representation |
---|---|
bin | 10010100110010… |
… | …011101100111001 |
3 | 210202010212111212 |
4 | 102212103230321 |
5 | 1114340011212 |
6 | 50543532505 |
7 | 10506141311 |
oct | 2246235471 |
9 | 722125455 |
10 | 312032057 |
11 | 150152337 |
12 | 885ba135 |
13 | 4c85156c |
14 | 2d626441 |
15 | 1c5d8e22 |
hex | 12993b39 |
312032057 has 2 divisors, whose sum is σ = 312032058. Its totient is φ = 312032056.
The previous prime is 312032027. The next prime is 312032111. The reversal of 312032057 is 750230213.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 271722256 + 40309801 = 16484^2 + 6349^2 .
It is a cyclic number.
It is not a de Polignac number, because 312032057 - 220 = 310983481 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (312032027) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156016028 + 156016029.
It is an arithmetic number, because the mean of its divisors is an integer number (156016029).
Almost surely, 2312032057 is an apocalyptic number.
It is an amenable number.
312032057 is a deficient number, since it is larger than the sum of its proper divisors (1).
312032057 is an equidigital number, since it uses as much as digits as its factorization.
312032057 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1260, while the sum is 23.
The square root of 312032057 is about 17664.4291444700. The cubic root of 312032057 is about 678.2655168811.
The spelling of 312032057 in words is "three hundred twelve million, thirty-two thousand, fifty-seven".
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