Base | Representation |
---|---|
bin | 110001010101… |
… | …111101001001 |
3 | 220100011110112 |
4 | 301111331021 |
5 | 11302404420 |
6 | 1141124105 |
7 | 214642220 |
oct | 61257511 |
9 | 26304415 |
10 | 12934985 |
11 | 7335278 |
12 | 43b9635 |
13 | 28ab74b |
14 | 1a09cb7 |
15 | 12078c5 |
hex | c55f49 |
12934985 has 16 divisors (see below), whose sum is σ = 17853696. Its totient is φ = 8812608.
The previous prime is 12934973. The next prime is 12935003. The reversal of 12934985 is 58943921.
It is not a de Polignac number, because 12934985 - 212 = 12930889 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4739 + ... + 6951.
It is an arithmetic number, because the mean of its divisors is an integer number (1115856).
Almost surely, 212934985 is an apocalyptic number.
It is an amenable number.
12934985 is a deficient number, since it is larger than the sum of its proper divisors (4918711).
12934985 is a wasteful number, since it uses less digits than its factorization.
12934985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2392.
The product of its digits is 77760, while the sum is 41.
The square root of 12934985 is about 3596.5240163247. The cubic root of 12934985 is about 234.7408339499.
The spelling of 12934985 in words is "twelve million, nine hundred thirty-four thousand, nine hundred eighty-five".
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