Base | Representation |
---|---|
bin | 11101101111110100… |
… | …111111000110111011 |
3 | 10001110000111110120111 |
4 | 131233310333012323 |
5 | 1010403334311102 |
6 | 22401245005151 |
7 | 2210345304544 |
oct | 355764770673 |
9 | 101400443514 |
10 | 31940932027 |
11 | 12600906a94 |
12 | 6234b537b7 |
13 | 302052a7a4 |
14 | 17901294cb |
15 | c6e21ecd7 |
hex | 76fd3f1bb |
31940932027 has 2 divisors, whose sum is σ = 31940932028. Its totient is φ = 31940932026.
The previous prime is 31940932007. The next prime is 31940932033. The reversal of 31940932027 is 72023904913.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-31940932027 is a prime.
It is not a weakly prime, because it can be changed into another prime (31940932007) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15970466013 + 15970466014.
It is an arithmetic number, because the mean of its divisors is an integer number (15970466014).
Almost surely, 231940932027 is an apocalyptic number.
31940932027 is a deficient number, since it is larger than the sum of its proper divisors (1).
31940932027 is an equidigital number, since it uses as much as digits as its factorization.
31940932027 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 81648, while the sum is 40.
The spelling of 31940932027 in words is "thirty-one billion, nine hundred forty million, nine hundred thirty-two thousand, twenty-seven".
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