Base | Representation |
---|---|
bin | 10111011111001111… |
… | …10011100100110000 |
3 | 1012112211011200020121 |
4 | 23233213303210300 |
5 | 201311142432310 |
6 | 5443142420024 |
7 | 624330200101 |
oct | 135747634460 |
9 | 35484150217 |
10 | 12610124080 |
11 | 53910a4954 |
12 | 253b131614 |
13 | 125c6965a8 |
14 | 878a7c3a8 |
15 | 4dc0dd0da |
hex | 2ef9f3930 |
12610124080 has 20 divisors (see below), whose sum is σ = 29318538672. Its totient is φ = 5044049600.
The previous prime is 12610124071. The next prime is 12610124113. The reversal of 12610124080 is 8042101621.
It is a tau number, because it is divible by the number of its divisors (20).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78813196 + ... + 78813355.
Almost surely, 212610124080 is an apocalyptic number.
12610124080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12610124080 is an abundant number, since it is smaller than the sum of its proper divisors (16708414592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12610124080 is a wasteful number, since it uses less digits than its factorization.
12610124080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157626564 (or 157626558 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 25.
The spelling of 12610124080 in words is "twelve billion, six hundred ten million, one hundred twenty-four thousand, eighty".
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