Base | Representation |
---|---|
bin | 11000100000101011… |
… | …00100110000001111 |
3 | 1020222001222002201211 |
4 | 30100111210300033 |
5 | 203422200233121 |
6 | 10013430515251 |
7 | 644043410551 |
oct | 142025446017 |
9 | 36861862654 |
10 | 13158992911 |
11 | 56429aa159 |
12 | 2672b05b27 |
13 | 13192cbc4c |
14 | 8cb9154d1 |
15 | 5203aace1 |
hex | 310564c0f |
13158992911 has 4 divisors (see below), whose sum is σ = 13160399400. Its totient is φ = 13157586424.
The previous prime is 13158992897. The next prime is 13158992947. The reversal of 13158992911 is 11929985131.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 13158992911 - 219 = 13158468623 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13158996911) 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, 689116 + ... + 707953.
It is an arithmetic number, because the mean of its divisors is an integer number (3290099850).
Almost surely, 213158992911 is an apocalyptic number.
13158992911 is a deficient number, since it is larger than the sum of its proper divisors (1406489).
13158992911 is an equidigital number, since it uses as much as digits as its factorization.
13158992911 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1406488.
The product of its digits is 174960, while the sum is 49.
The spelling of 13158992911 in words is "thirteen billion, one hundred fifty-eight million, nine hundred ninety-two thousand, nine hundred eleven".
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