Base | Representation |
---|---|
bin | 110001001101… |
… | …110011000000 |
3 | 220021110121212 |
4 | 301031303000 |
5 | 11300322233 |
6 | 1140305252 |
7 | 214442621 |
oct | 61156300 |
9 | 26243555 |
10 | 12901568 |
11 | 7312159 |
12 | 43a2228 |
13 | 2899484 |
14 | 19dba48 |
15 | 11eca48 |
hex | c4dcc0 |
12901568 has 28 divisors (see below), whose sum is σ = 25755600. Its totient is φ = 6412032.
The previous prime is 12901543. The next prime is 12901571. The reversal of 12901568 is 86510921.
It is a Harshad number since it is a multiple of its sum of digits (32).
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, 12230 + ... + 13242.
Almost surely, 212901568 is an apocalyptic number.
It is an amenable number.
12901568 is a deficient number, since it is larger than the sum of its proper divisors (12854032).
12901568 is a wasteful number, since it uses less digits than its factorization.
12901568 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1224 (or 1214 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 32.
The square root of 12901568 is about 3591.8752762311. The cubic root of 12901568 is about 234.5385118667.
The spelling of 12901568 in words is "twelve million, nine hundred one thousand, five hundred sixty-eight".
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