Base | Representation |
---|---|
bin | 110001000110… |
… | …010000110000 |
3 | 220012220021202 |
4 | 301012100300 |
5 | 11243330304 |
6 | 1135510332 |
7 | 214253630 |
oct | 61062060 |
9 | 26186252 |
10 | 12870704 |
11 | 72a0a50 |
12 | 43883a8 |
13 | 2888402 |
14 | 19d06c0 |
15 | 11e381e |
hex | c46430 |
12870704 has 80 divisors (see below), whose sum is σ = 32188416. Its totient is φ = 4838400.
The previous prime is 12870701. The next prime is 12870721. The reversal of 12870704 is 40707821.
It is not an unprimeable number, because it can be changed into a prime (12870701) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38024 + ... + 38360.
Almost surely, 212870704 is an apocalyptic number.
12870704 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12870704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16094208).
12870704 is an abundant number, since it is smaller than the sum of its proper divisors (19317712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12870704 is a wasteful number, since it uses less digits than its factorization.
12870704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 394 (or 388 counting only the distinct ones).
The product of its (nonzero) digits is 3136, while the sum is 29.
The square root of 12870704 is about 3587.5763406512. The cubic root of 12870704 is about 234.3513362538.
The spelling of 12870704 in words is "twelve million, eight hundred seventy thousand, seven hundred four".
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