Base | Representation |
---|---|
bin | 11000011110011000… |
… | …11000111010011110 |
3 | 1020220201212101211221 |
4 | 30033030120322132 |
5 | 203402242323102 |
6 | 10011503403554 |
7 | 643421344564 |
oct | 141714307236 |
9 | 36821771757 |
10 | 13139807902 |
11 | 5633096181 |
12 | 26685b35ba |
13 | 1315342780 |
14 | 8c915da34 |
15 | 51d86b637 |
hex | 30f318e9e |
13139807902 has 8 divisors (see below), whose sum is σ = 21225843576. Its totient is φ = 6064526712.
The previous prime is 13139807893. The next prime is 13139807927. The reversal of 13139807902 is 20970893131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252688588 + ... + 252688639.
It is an arithmetic number, because the mean of its divisors is an integer number (2653230447).
Almost surely, 213139807902 is an apocalyptic number.
13139807902 is a deficient number, since it is larger than the sum of its proper divisors (8086035674).
13139807902 is a wasteful number, since it uses less digits than its factorization.
13139807902 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 505377242.
The product of its (nonzero) digits is 81648, while the sum is 43.
The spelling of 13139807902 in words is "thirteen billion, one hundred thirty-nine million, eight hundred seven thousand, nine hundred two".
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