Base | Representation |
---|---|
bin | 10111111100111001… |
… | …11101010111000000 |
3 | 1020012011100202220012 |
4 | 23332130331113000 |
5 | 202313342020231 |
6 | 5523551404052 |
7 | 633441114353 |
oct | 137634752700 |
9 | 36164322805 |
10 | 12858938816 |
11 | 54a9599069 |
12 | 25aa523628 |
13 | 129c0b2649 |
14 | 89db2a29a |
15 | 503d8ae2b |
hex | 2fe73d5c0 |
12858938816 has 14 divisors (see below), whose sum is σ = 25516956840. Its totient is φ = 6429469376.
The previous prime is 12858938803. The next prime is 12858938837. The reversal of 12858938816 is 61883985821.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100460396 + ... + 100460523.
Almost surely, 212858938816 is an apocalyptic number.
12858938816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
12858938816 is a deficient number, since it is larger than the sum of its proper divisors (12658018024).
12858938816 is an equidigital number, since it uses as much as digits as its factorization.
12858938816 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200920931 (or 200920921 counting only the distinct ones).
The product of its digits is 6635520, while the sum is 59.
The spelling of 12858938816 in words is "twelve billion, eight hundred fifty-eight million, nine hundred thirty-eight thousand, eight hundred sixteen".
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