Base | Representation |
---|---|
bin | 111010011101000011… |
… | …1100010101010101101 |
3 | 110000000100011100120112 |
4 | 1310322013202222231 |
5 | 4024040422411432 |
6 | 133400044225405 |
7 | 12032504543141 |
oct | 1647207425255 |
9 | 400010140515 |
10 | 125529107117 |
11 | 492669aa137 |
12 | 203b353b265 |
13 | bab684c79b |
14 | 610b7b9221 |
15 | 33ea5c47b2 |
hex | 1d3a1e2aad |
125529107117 has 2 divisors, whose sum is σ = 125529107118. Its totient is φ = 125529107116.
The previous prime is 125529107113. The next prime is 125529107153. The reversal of 125529107117 is 711701925521.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 89265903076 + 36263204041 = 298774^2 + 190429^2 .
It is an emirp because it is prime and its reverse (711701925521) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 125529107117 - 22 = 125529107113 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (125529107113) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62764553558 + 62764553559.
It is an arithmetic number, because the mean of its divisors is an integer number (62764553559).
Almost surely, 2125529107117 is an apocalyptic number.
It is an amenable number.
125529107117 is a deficient number, since it is larger than the sum of its proper divisors (1).
125529107117 is an equidigital number, since it uses as much as digits as its factorization.
125529107117 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 44100, while the sum is 41.
The spelling of 125529107117 in words is "one hundred twenty-five billion, five hundred twenty-nine million, one hundred seven thousand, one hundred seventeen".
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