Base | Representation |
---|---|
bin | 1110000110111001000100… |
… | …01110110111000111000001 |
3 | 11001211210002210022101010212 |
4 | 13003130202032313013001 |
5 | 13031240324003200342 |
6 | 145551454230003505 |
7 | 6351226624300232 |
oct | 703344216670701 |
9 | 131753083271125 |
10 | 31023123100097 |
11 | 9980918245327 |
12 | 35905a51a6595 |
13 | 1440611137c2b |
14 | 7937547a7089 |
15 | 38beb1569182 |
hex | 1c37223b71c1 |
31023123100097 has 2 divisors, whose sum is σ = 31023123100098. Its totient is φ = 31023123100096.
The previous prime is 31023123100063. The next prime is 31023123100127. The reversal of 31023123100097 is 79000132132013.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 31021792017841 + 1331082256 = 5569721^2 + 36484^2 .
It is a cyclic number.
It is not a de Polignac number, because 31023123100097 - 26 = 31023123100033 is a prime.
It is not a weakly prime, because it can be changed into another prime (31023123106097) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15511561550048 + 15511561550049.
It is an arithmetic number, because the mean of its divisors is an integer number (15511561550049).
Almost surely, 231023123100097 is an apocalyptic number.
It is an amenable number.
31023123100097 is a deficient number, since it is larger than the sum of its proper divisors (1).
31023123100097 is an equidigital number, since it uses as much as digits as its factorization.
31023123100097 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6804, while the sum is 32.
The spelling of 31023123100097 in words is "thirty-one trillion, twenty-three billion, one hundred twenty-three million, one hundred thousand, ninety-seven".
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