Base | Representation |
---|---|
bin | 10111101001110010… |
… | …11010001110011011 |
3 | 1012202222200222120121 |
4 | 23310321122032123 |
5 | 202001321444143 |
6 | 5500023334111 |
7 | 626453350045 |
oct | 136471321633 |
9 | 35688628517 |
10 | 12698624923 |
11 | 5427051946 |
12 | 25648b1337 |
13 | 1274b1205a |
14 | 886718a95 |
15 | 4e4c707ed |
hex | 2f4e5a39b |
12698624923 has 32 divisors (see below), whose sum is σ = 13633772544. Its totient is φ = 11810644992.
The previous prime is 12698624903. The next prime is 12698624927. The reversal of 12698624923 is 32942689621.
It is a cyclic number.
It is not a de Polignac number, because 12698624923 - 221 = 12696527771 is a prime.
It is a super-2 number, since 2×126986249232 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12698624927) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14000236 + ... + 14001142.
It is an arithmetic number, because the mean of its divisors is an integer number (426055392).
Almost surely, 212698624923 is an apocalyptic number.
12698624923 is a deficient number, since it is larger than the sum of its proper divisors (935147621).
12698624923 is an equidigital number, since it uses as much as digits as its factorization.
12698624923 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1171.
The product of its digits is 2239488, while the sum is 52.
The spelling of 12698624923 in words is "twelve billion, six hundred ninety-eight million, six hundred twenty-four thousand, nine hundred twenty-three".
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