Base | Representation |
---|---|
bin | 10001100001000101… |
… | …011101000110001010 |
3 | 1210112210212101211101 |
4 | 101201011131012022 |
5 | 302010011022114 |
6 | 12350211252014 |
7 | 1234045135042 |
oct | 214105350612 |
9 | 53483771741 |
10 | 18808689034 |
11 | 7a82018503 |
12 | 378abaa00a |
13 | 1a099363c5 |
14 | ca5db8722 |
15 | 751399d74 |
hex | 46115d18a |
18808689034 has 16 divisors (see below), whose sum is σ = 28639019808. Its totient is φ = 9262397232.
The previous prime is 18808688999. The next prime is 18808689043. The reversal of 18808689034 is 43098680881.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1345509 + ... + 1359415.
It is an arithmetic number, because the mean of its divisors is an integer number (1789938738).
Almost surely, 218808689034 is an apocalyptic number.
18808689034 is a deficient number, since it is larger than the sum of its proper divisors (9830330774).
18808689034 is a wasteful number, since it uses less digits than its factorization.
18808689034 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24069.
The product of its (nonzero) digits is 2654208, while the sum is 55.
The spelling of 18808689034 in words is "eighteen billion, eight hundred eight million, six hundred eighty-nine thousand, thirty-four".
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