Base | Representation |
---|---|
bin | 100000011010100110… |
… | …0101101010011001001 |
3 | 20122200101021000120011 |
4 | 1000311030231103021 |
5 | 2120031133003312 |
6 | 51551310431521 |
7 | 5013023145436 |
oct | 1006514552311 |
9 | 218611230504 |
10 | 69612000457 |
11 | 2758218329a |
12 | 115a8b025a1 |
13 | 6744c4831c |
14 | 3525296b8d |
15 | 1c2651cda7 |
hex | 103532d4c9 |
69612000457 has 2 divisors, whose sum is σ = 69612000458. Its totient is φ = 69612000456.
The previous prime is 69612000421. The next prime is 69612000467. The reversal of 69612000457 is 75400021696.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 61392946176 + 8219054281 = 247776^2 + 90659^2 .
It is a cyclic number.
It is not a de Polignac number, because 69612000457 - 211 = 69611998409 is a prime.
It is not a weakly prime, because it can be changed into another prime (69612000467) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34806000228 + 34806000229.
It is an arithmetic number, because the mean of its divisors is an integer number (34806000229).
Almost surely, 269612000457 is an apocalyptic number.
It is an amenable number.
69612000457 is a deficient number, since it is larger than the sum of its proper divisors (1).
69612000457 is an equidigital number, since it uses as much as digits as its factorization.
69612000457 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 90720, while the sum is 40.
The spelling of 69612000457 in words is "sixty-nine billion, six hundred twelve million, four hundred fifty-seven", and thus it is an aban number.
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