Base | Representation |
---|---|
bin | 11001110110001011… |
… | …01111001011111111 |
3 | 1022211001122010102222 |
4 | 30323011233023333 |
5 | 211404310333011 |
6 | 10212532235555 |
7 | 1000603164161 |
oct | 147305571377 |
9 | 38731563388 |
10 | 13876261631 |
11 | 5980873821 |
12 | 283316bbbb |
13 | 1401aa64cb |
14 | 958ca6931 |
15 | 56333eddb |
hex | 33b16f2ff |
13876261631 has 2 divisors, whose sum is σ = 13876261632. Its totient is φ = 13876261630.
The previous prime is 13876261573. The next prime is 13876261657. The reversal of 13876261631 is 13616267831.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13876261631 is a prime.
It is a super-2 number, since 2×138762616312 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13876261691) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6938130815 + 6938130816.
It is an arithmetic number, because the mean of its divisors is an integer number (6938130816).
Almost surely, 213876261631 is an apocalyptic number.
13876261631 is a deficient number, since it is larger than the sum of its proper divisors (1).
13876261631 is an equidigital number, since it uses as much as digits as its factorization.
13876261631 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 217728, while the sum is 44.
The spelling of 13876261631 in words is "thirteen billion, eight hundred seventy-six million, two hundred sixty-one thousand, six hundred thirty-one".
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