Base | Representation |
---|---|
bin | 111001000110100100… |
… | …001001111011100101 |
3 | 12212021001000201022020 |
4 | 321012210021323211 |
5 | 2001032214101000 |
6 | 44100023253353 |
7 | 4300255341321 |
oct | 710644117345 |
9 | 185231021266 |
10 | 61313425125 |
11 | 24003914877 |
12 | ba718aa259 |
13 | 5a218b5a14 |
14 | 2d790aa981 |
15 | 18dcbe5ba0 |
hex | e46909ee5 |
61313425125 has 64 divisors (see below), whose sum is σ = 108242534400. Its totient is φ = 30735028800.
The previous prime is 61313424971. The next prime is 61313425141. The reversal of 61313425125 is 52152431316.
61313425125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 61313425125 - 211 = 61313423077 is a prime.
It is a super-2 number, since 2×613134251252 (a number of 22 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 870996 + ... + 938754.
It is an arithmetic number, because the mean of its divisors is an integer number (1691289600).
Almost surely, 261313425125 is an apocalyptic number.
It is an amenable number.
61313425125 is a deficient number, since it is larger than the sum of its proper divisors (46929109275).
61313425125 is a wasteful number, since it uses less digits than its factorization.
61313425125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67923 (or 67913 counting only the distinct ones).
The product of its digits is 21600, while the sum is 33.
The spelling of 61313425125 in words is "sixty-one billion, three hundred thirteen million, four hundred twenty-five thousand, one hundred twenty-five".
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