Base | Representation |
---|---|
bin | 1011010110111001100101… |
… | …0101110101101100101000 |
3 | 1122012211211011021100200012 |
4 | 2311232121111311230220 |
5 | 3114101002344142423 |
6 | 42320532204031052 |
7 | 2426142223261454 |
oct | 265563125655450 |
9 | 48184734240605 |
10 | 12488042568488 |
11 | 3a85170515aa3 |
12 | 1498324232488 |
13 | 6c780445b7a6 |
14 | 3125d2b05664 |
15 | 169c98de1078 |
hex | b5b99575b28 |
12488042568488 has 32 divisors (see below), whose sum is σ = 24005428788000. Its totient is φ = 6087150191808.
The previous prime is 12488042568487. The next prime is 12488042568497. The reversal of 12488042568488 is 88486524088421.
It is a super-2 number, since 2×124880425684882 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12488042568487) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34526063 + ... + 34885886.
It is an arithmetic number, because the mean of its divisors is an integer number (750169649625).
Almost surely, 212488042568488 is an apocalyptic number.
It is an amenable number.
12488042568488 is a deficient number, since it is larger than the sum of its proper divisors (11517386219512).
12488042568488 is a wasteful number, since it uses less digits than its factorization.
12488042568488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69412521 (or 69412517 counting only the distinct ones).
The product of its (nonzero) digits is 251658240, while the sum is 68.
The spelling of 12488042568488 in words is "twelve trillion, four hundred eighty-eight billion, forty-two million, five hundred sixty-eight thousand, four hundred eighty-eight".
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