Base | Representation |
---|---|
bin | 11000011011110010… |
… | …00010111000000011 |
3 | 1020212012202101201122 |
4 | 30031321002320003 |
5 | 203331144202213 |
6 | 10005403222455 |
7 | 643034550263 |
oct | 141571027003 |
9 | 36765671648 |
10 | 13117959683 |
11 | 56218232a4 |
12 | 2661217a2b |
13 | 131096302a |
14 | 8c62b37a3 |
15 | 51b9a2d08 |
hex | 30de42e03 |
13117959683 has 4 divisors (see below), whose sum is σ = 13118596488. Its totient is φ = 13117322880.
The previous prime is 13117959677. The next prime is 13117959697. The reversal of 13117959683 is 38695971131.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38695971131 = 239 ⋅161907829.
It is a cyclic number.
It is not a de Polignac number, because 13117959683 - 26 = 13117959619 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13117959643) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286433 + ... + 329058.
It is an arithmetic number, because the mean of its divisors is an integer number (3279649122).
Almost surely, 213117959683 is an apocalyptic number.
13117959683 is a deficient number, since it is larger than the sum of its proper divisors (636805).
13117959683 is an equidigital number, since it uses as much as digits as its factorization.
13117959683 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 636804.
The product of its digits is 1224720, while the sum is 53.
The spelling of 13117959683 in words is "thirteen billion, one hundred seventeen million, nine hundred fifty-nine thousand, six hundred eighty-three".
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