Base | Representation |
---|---|
bin | 1010101100011011… |
… | …0001101000111101 |
3 | 21102001200122211010 |
4 | 2223012301220331 |
5 | 21334343231000 |
6 | 1152504345433 |
7 | 131065243545 |
oct | 25306615075 |
9 | 7361618733 |
10 | 2870680125 |
11 | 1243473515 |
12 | 681475279 |
13 | 3699764c1 |
14 | 1d3382325 |
15 | 11c04bd50 |
hex | ab1b1a3d |
2870680125 has 32 divisors (see below), whose sum is σ = 4811264640. Its totient is φ = 1519987200.
The previous prime is 2870680103. The next prime is 2870680139. The reversal of 2870680125 is 5210860782.
It is not a de Polignac number, because 2870680125 - 25 = 2870680093 is a prime.
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 31 ways as a sum of consecutive naturals, for example, 24589 + ... + 79661.
It is an arithmetic number, because the mean of its divisors is an integer number (150352020).
Almost surely, 22870680125 is an apocalyptic number.
2870680125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2870680125 is a deficient number, since it is larger than the sum of its proper divisors (1940584515).
2870680125 is a wasteful number, since it uses less digits than its factorization.
2870680125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55230 (or 55220 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 39.
The square root of 2870680125 is about 53578.7282883795. The cubic root of 2870680125 is about 1421.2209503263.
The spelling of 2870680125 in words is "two billion, eight hundred seventy million, six hundred eighty thousand, one hundred twenty-five".
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