Base | Representation |
---|---|
bin | 1110111001110… |
… | …00101001011111 |
3 | 22201020022000101 |
4 | 13130320221133 |
5 | 224000400300 |
6 | 20223241531 |
7 | 3045406102 |
oct | 734705137 |
9 | 281208011 |
10 | 125012575 |
11 | 64625886 |
12 | 35a492a7 |
13 | 1cb9064c |
14 | 12862739 |
15 | ae95b6a |
hex | 7738a5f |
125012575 has 6 divisors (see below), whose sum is σ = 155015624. Its totient is φ = 100010040.
The previous prime is 125012561. The next prime is 125012581. The reversal of 125012575 is 575210521.
It is a de Polignac number, because none of the positive numbers 2k-125012575 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2500227 + ... + 2500276.
Almost surely, 2125012575 is an apocalyptic number.
125012575 is a deficient number, since it is larger than the sum of its proper divisors (30003049).
125012575 is an equidigital number, since it uses as much as digits as its factorization.
125012575 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5000513 (or 5000508 counting only the distinct ones).
The product of its (nonzero) digits is 3500, while the sum is 28.
The square root of 125012575 is about 11180.9022444524. The cubic root of 125012575 is about 500.0167661045.
The spelling of 125012575 in words is "one hundred twenty-five million, twelve thousand, five hundred seventy-five".
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