Base | Representation |
---|---|
bin | 110010000010… |
… | …000111101010 |
3 | 220200100121102 |
4 | 302002013222 |
5 | 11324202012 |
6 | 1145041402 |
7 | 216324503 |
oct | 62020752 |
9 | 26610542 |
10 | 13115882 |
11 | 744917a |
12 | 4486262 |
13 | 2942ba0 |
14 | 1a55baa |
15 | 12412c2 |
hex | c821ea |
13115882 has 8 divisors (see below), whose sum is σ = 21187236. Its totient is φ = 6053472.
The previous prime is 13115873. The next prime is 13115897. The reversal of 13115882 is 28851131.
It can be written as a sum of positive squares in 2 ways, for example, as 12524521 + 591361 = 3539^2 + 769^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
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, 252203 + ... + 252254.
Almost surely, 213115882 is an apocalyptic number.
13115882 is a deficient number, since it is larger than the sum of its proper divisors (8071354).
13115882 is a wasteful number, since it uses less digits than its factorization.
13115882 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 504472.
The product of its digits is 1920, while the sum is 29.
The square root of 13115882 is about 3621.5855643627. The cubic root of 13115882 is about 235.8300629540.
The spelling of 13115882 in words is "thirteen million, one hundred fifteen thousand, eight hundred eighty-two".
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