Base | Representation |
---|---|
bin | 10101011111111110… |
… | …11010010000110111 |
3 | 1002210102101022102001 |
4 | 22233333122100313 |
5 | 142114344220124 |
6 | 5145205200131 |
7 | 556015140460 |
oct | 125777322067 |
9 | 32712338361 |
10 | 11542570039 |
11 | 4993530790 |
12 | 22a1700047 |
13 | 111c466000 |
14 | 7b6d87d67 |
15 | 478515b44 |
hex | 2affda437 |
11542570039 has 96 divisors (see below), whose sum is σ = 16335406080. Its totient is φ = 7921368000.
The previous prime is 11542570027. The next prime is 11542570043. The reversal of 11542570039 is 93007524511.
It is not a de Polignac number, because 11542570039 - 25 = 11542570007 is a prime.
It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11542570009) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 162571374 + ... + 162571444.
It is an arithmetic number, because the mean of its divisors is an integer number (170160480).
Almost surely, 211542570039 is an apocalyptic number.
11542570039 is a deficient number, since it is larger than the sum of its proper divisors (4792836041).
11542570039 is an equidigital number, since it uses as much as digits as its factorization.
11542570039 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 190 (or 133 counting only the distinct ones).
The product of its (nonzero) digits is 37800, while the sum is 37.
It can be divided in two parts, 11542 and 570039, that added together give a triangular number (581581 = T1078).
The spelling of 11542570039 in words is "eleven billion, five hundred forty-two million, five hundred seventy thousand, thirty-nine".
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