Base | Representation |
---|---|
bin | 10110100111001001… |
… | …11111011010001010 |
3 | 1011100000211210120110 |
4 | 23103210333122022 |
5 | 144330220432244 |
6 | 5324334135150 |
7 | 606555050004 |
oct | 132344773212 |
9 | 34300753513 |
10 | 12139624074 |
11 | 516a557276 |
12 | 24296514b6 |
13 | 11b606ca16 |
14 | 8323a5374 |
15 | 4b0b509b9 |
hex | 2d393f68a |
12139624074 has 16 divisors (see below), whose sum is σ = 24281070912. Its totient is φ = 4046237568.
The previous prime is 12139624069. The next prime is 12139624093. The reversal of 12139624074 is 47042693121.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19947 + ... + 157089.
It is an arithmetic number, because the mean of its divisors is an integer number (1517566932).
Almost surely, 212139624074 is an apocalyptic number.
12139624074 is an abundant number, since it is smaller than the sum of its proper divisors (12141446838).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12139624074 is a wasteful number, since it uses less digits than its factorization.
12139624074 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 151901.
The product of its (nonzero) digits is 72576, while the sum is 39.
The spelling of 12139624074 in words is "twelve billion, one hundred thirty-nine million, six hundred twenty-four thousand, seventy-four".
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