Base | Representation |
---|---|
bin | 110001001110… |
… | …011000110000 |
3 | 220021120221100 |
4 | 301032120300 |
5 | 11300411414 |
6 | 1140324400 |
7 | 214452642 |
oct | 61163060 |
9 | 26246840 |
10 | 12903984 |
11 | 7313a55 |
12 | 43a3700 |
13 | 289a5c2 |
14 | 19dc892 |
15 | 11ed609 |
hex | c4e630 |
12903984 has 30 divisors (see below), whose sum is σ = 36113636. Its totient is φ = 4301280.
The previous prime is 12903977. The next prime is 12904027. The reversal of 12903984 is 48930921.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44662 + ... + 44949.
Almost surely, 212903984 is an apocalyptic number.
It is an amenable number.
12903984 is an abundant number, since it is smaller than the sum of its proper divisors (23209652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12903984 is a wasteful number, since it uses less digits than its factorization.
12903984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89625 (or 89616 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 12903984 is about 3592.2115750607. The cubic root of 12903984 is about 234.5531511643.
The spelling of 12903984 in words is "twelve million, nine hundred three thousand, nine hundred eighty-four".
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