Base | Representation |
---|---|
bin | 11000011110010010… |
… | …10101101101110111 |
3 | 1020220200100210002211 |
4 | 30033021111231313 |
5 | 203402041232000 |
6 | 10011434314251 |
7 | 643411504603 |
oct | 141711255567 |
9 | 36820323084 |
10 | 13139008375 |
11 | 563269a509 |
12 | 2668288987 |
13 | 131512288c |
14 | 8c8dd2503 |
15 | 51d75e7ba |
hex | 30f255b77 |
13139008375 has 16 divisors (see below), whose sum is σ = 16427545056. Its totient is φ = 10491936000.
The previous prime is 13139008361. The next prime is 13139008403. The reversal of 13139008375 is 57380093131.
It is not a de Polignac number, because 13139008375 - 211 = 13139006327 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27706 + ... + 164455.
It is an arithmetic number, because the mean of its divisors is an integer number (1026721566).
Almost surely, 213139008375 is an apocalyptic number.
13139008375 is a deficient number, since it is larger than the sum of its proper divisors (3288536681).
13139008375 is an equidigital number, since it uses as much as digits as its factorization.
13139008375 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 192723 (or 192713 counting only the distinct ones).
The product of its (nonzero) digits is 68040, while the sum is 40.
The spelling of 13139008375 in words is "thirteen billion, one hundred thirty-nine million, eight thousand, three hundred seventy-five".
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