Base | Representation |
---|---|
bin | 1110111111111… |
… | …00110011001000 |
3 | 22202202010010011 |
4 | 13133330303020 |
5 | 224202103013 |
6 | 20252401304 |
7 | 3055263343 |
oct | 737746310 |
9 | 282663104 |
10 | 125816008 |
11 | 6502447a |
12 | 36176234 |
13 | 200b2256 |
14 | 129d145a |
15 | b0a3c3d |
hex | 77fccc8 |
125816008 has 16 divisors (see below), whose sum is σ = 237994380. Its totient is φ = 62350848.
The previous prime is 125815981. The next prime is 125816077. The reversal of 125816008 is 800618521.
It can be written as a sum of positive squares in 2 ways, for example, as 77123524 + 48692484 = 8782^2 + 6978^2 .
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 3 ways as a sum of consecutive naturals, for example, 68685 + ... + 70492.
Almost surely, 2125816008 is an apocalyptic number.
It is an amenable number.
125816008 is a deficient number, since it is larger than the sum of its proper divisors (112178372).
125816008 is a wasteful number, since it uses less digits than its factorization.
125816008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 139296 (or 139292 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 31.
The square root of 125816008 is about 11216.7735111306. The cubic root of 125816008 is about 501.0856516814.
The spelling of 125816008 in words is "one hundred twenty-five million, eight hundred sixteen thousand, eight".
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