Base | Representation |
---|---|
bin | 11100001100101011… |
… | …11101010110100001 |
3 | 1110002001022222120011 |
4 | 32012111331112201 |
5 | 222001013231103 |
6 | 10542113044521 |
7 | 1044103502113 |
oct | 160625752641 |
9 | 43061288504 |
10 | 15138805153 |
11 | 646950841a |
12 | 2b25b56741 |
13 | 1573528594 |
14 | a388373b3 |
15 | 5d90d1d6d |
hex | 38657d5a1 |
15138805153 has 2 divisors, whose sum is σ = 15138805154. Its totient is φ = 15138805152.
The previous prime is 15138805141. The next prime is 15138805207. The reversal of 15138805153 is 35150883151.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 12676958464 + 2461846689 = 112592^2 + 49617^2 .
It is a cyclic number.
It is not a de Polignac number, because 15138805153 - 29 = 15138804641 is a prime.
It is not a weakly prime, because it can be changed into another prime (15138805553) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7569402576 + 7569402577.
It is an arithmetic number, because the mean of its divisors is an integer number (7569402577).
Almost surely, 215138805153 is an apocalyptic number.
It is an amenable number.
15138805153 is a deficient number, since it is larger than the sum of its proper divisors (1).
15138805153 is an equidigital number, since it uses as much as digits as its factorization.
15138805153 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 72000, while the sum is 40.
The spelling of 15138805153 in words is "fifteen billion, one hundred thirty-eight million, eight hundred five thousand, one hundred fifty-three".
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