Base | Representation |
---|---|
bin | 11101000101110010… |
… | …110000011001111001 |
3 | 2222121212111012012021 |
4 | 131011302300121321 |
5 | 1002432320020231 |
6 | 22203253314441 |
7 | 2154023051464 |
oct | 350562603171 |
9 | 88555435167 |
10 | 31235704441 |
11 | 12279817077 |
12 | 6078935a21 |
13 | 2c3a3aab66 |
14 | 17245d02db |
15 | c2c368811 |
hex | 745cb0679 |
31235704441 has 2 divisors, whose sum is σ = 31235704442. Its totient is φ = 31235704440.
The previous prime is 31235704373. The next prime is 31235704447. The reversal of 31235704441 is 14440753213.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 19966820416 + 11268884025 = 141304^2 + 106155^2 .
It is a cyclic number.
It is not a de Polignac number, because 31235704441 - 29 = 31235703929 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31235704397 and 31235704406.
It is not a weakly prime, because it can be changed into another prime (31235704447) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15617852220 + 15617852221.
It is an arithmetic number, because the mean of its divisors is an integer number (15617852221).
Almost surely, 231235704441 is an apocalyptic number.
It is an amenable number.
31235704441 is a deficient number, since it is larger than the sum of its proper divisors (1).
31235704441 is an equidigital number, since it uses as much as digits as its factorization.
31235704441 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 40320, while the sum is 34.
The spelling of 31235704441 in words is "thirty-one billion, two hundred thirty-five million, seven hundred four thousand, four hundred forty-one".
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