Base | Representation |
---|---|
bin | 1110111101101… |
… | …01110010000101 |
3 | 22202012100002201 |
4 | 13132311302011 |
5 | 224113301000 |
6 | 20242234501 |
7 | 3052642315 |
oct | 736656205 |
9 | 282170081 |
10 | 125525125 |
11 | 64945980 |
12 | 36055a31 |
13 | 2000ca2b |
14 | 12957445 |
15 | b04796a |
hex | 77b5c85 |
125525125 has 16 divisors (see below), whose sum is σ = 170898624. Its totient is φ = 91290000.
The previous prime is 125525087. The next prime is 125525131. The reversal of 125525125 is 521525521.
It is not a de Polignac number, because 125525125 - 29 = 125524613 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 125525093 and 125525102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44271 + ... + 47020.
It is an arithmetic number, because the mean of its divisors is an integer number (10681164).
Almost surely, 2125525125 is an apocalyptic number.
It is an amenable number.
125525125 is a deficient number, since it is larger than the sum of its proper divisors (45373499).
125525125 is an equidigital number, since it uses as much as digits as its factorization.
125525125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91317 (or 91307 counting only the distinct ones).
The product of its digits is 5000, while the sum is 28.
The square root of 125525125 is about 11203.7995787144. The cubic root of 125525125 is about 500.6991884819.
The spelling of 125525125 in words is "one hundred twenty-five million, five hundred twenty-five thousand, one hundred twenty-five".
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