Base | Representation |
---|---|
bin | 11000100010100100… |
… | …01101001011100011 |
3 | 1021000011212121111221 |
4 | 30101102031023203 |
5 | 203440232342024 |
6 | 10015155315511 |
7 | 644325456451 |
oct | 142122151343 |
9 | 37004777457 |
10 | 13174887139 |
11 | 5650975787 |
12 | 26782abb97 |
13 | 131c6a560b |
14 | 8cda919d1 |
15 | 52199a3e4 |
hex | 31148d2e3 |
13174887139 has 2 divisors, whose sum is σ = 13174887140. Its totient is φ = 13174887138.
The previous prime is 13174887113. The next prime is 13174887217. The reversal of 13174887139 is 93178847131.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13174887139 - 211 = 13174885091 is a prime.
It is a super-2 number, since 2×131748871392 (a number of 21 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (13177887139) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6587443569 + 6587443570.
It is an arithmetic number, because the mean of its divisors is an integer number (6587443570).
Almost surely, 213174887139 is an apocalyptic number.
13174887139 is a deficient number, since it is larger than the sum of its proper divisors (1).
13174887139 is an equidigital number, since it uses as much as digits as its factorization.
13174887139 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1016064, while the sum is 52.
The spelling of 13174887139 in words is "thirteen billion, one hundred seventy-four million, eight hundred eighty-seven thousand, one hundred thirty-nine".
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