Base | Representation |
---|---|
bin | 1011001001011101111110… |
… | …1010111100000100110011 |
3 | 1121101210012220122022022102 |
4 | 2302113133222330010303 |
5 | 3101310414313131041 |
6 | 42022531231131015 |
7 | 2403363115146554 |
oct | 262273752740463 |
9 | 47353186568272 |
10 | 12257294270771 |
11 | 39a6320083700 |
12 | 145b667073a6b |
13 | 6abb1ca27814 |
14 | 30538306c32b |
15 | 163c912d009b |
hex | b25dfabc133 |
12257294270771 has 6 divisors (see below), whose sum is σ = 13472893702716. Its totient is φ = 11142994791500.
The previous prime is 12257294270759. The next prime is 12257294270773. The reversal of 12257294270771 is 17707249275221.
It is not a de Polignac number, because 12257294270771 - 218 = 12257294008627 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12257294270773) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50649976205 + ... + 50649976446.
It is an arithmetic number, because the mean of its divisors is an integer number (2245482283786).
Almost surely, 212257294270771 is an apocalyptic number.
12257294270771 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
12257294270771 is a deficient number, since it is larger than the sum of its proper divisors (1215599431945).
12257294270771 is a wasteful number, since it uses less digits than its factorization.
12257294270771 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101299952673 (or 101299952662 counting only the distinct ones).
The product of its (nonzero) digits is 6914880, while the sum is 56.
The spelling of 12257294270771 in words is "twelve trillion, two hundred fifty-seven billion, two hundred ninety-four million, two hundred seventy thousand, seven hundred seventy-one".
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