Base | Representation |
---|---|
bin | 10111001011111110… |
… | …11110011100100000 |
3 | 1012010120011012122110 |
4 | 23211333132130200 |
5 | 200443312304312 |
6 | 5415131435320 |
7 | 620325662415 |
oct | 134577363440 |
9 | 35116135573 |
10 | 12448556832 |
11 | 5308981aa8 |
12 | 24b4bb5b40 |
13 | 123507767a |
14 | 86142210c |
15 | 4ccd2643c |
hex | 2e5fde720 |
12448556832 has 24 divisors (see below), whose sum is σ = 32677461936. Its totient is φ = 4149518912.
The previous prime is 12448556807. The next prime is 12448556903. The reversal of 12448556832 is 23865584421.
It is a tau number, because it is divible by the number of its divisors (24).
It is a Harshad number since it is a multiple of its sum of digits (48).
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, 64836138 + ... + 64836329.
It is an arithmetic number, because the mean of its divisors is an integer number (1361560914).
Almost surely, 212448556832 is an apocalyptic number.
12448556832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12448556832 is an abundant number, since it is smaller than the sum of its proper divisors (20228905104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12448556832 is a wasteful number, since it uses less digits than its factorization.
12448556832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129672480 (or 129672472 counting only the distinct ones).
The product of its digits is 1843200, while the sum is 48.
The spelling of 12448556832 in words is "twelve billion, four hundred forty-eight million, five hundred fifty-six thousand, eight hundred thirty-two".
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