Base | Representation |
---|---|
bin | 10001101000101100… |
… | …010101100000001100 |
3 | 1210212201000211102111 |
4 | 101220230111200030 |
5 | 302240144301220 |
6 | 12411011033404 |
7 | 1240155040015 |
oct | 215054254014 |
9 | 53781024374 |
10 | 18936322060 |
11 | 8038073047 |
12 | 380589b864 |
13 | 1a2a2036c6 |
14 | cb8d2000c |
15 | 75c6ac15a |
hex | 468b1580c |
18936322060 has 24 divisors (see below), whose sum is σ = 39774548016. Its totient is φ = 7572953280.
The previous prime is 18936321997. The next prime is 18936322099. The reversal of 18936322060 is 6022363981.
It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2614 + ... + 194626.
It is an arithmetic number, because the mean of its divisors is an integer number (1657272834).
Almost surely, 218936322060 is an apocalyptic number.
18936322060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
18936322060 is an abundant number, since it is smaller than the sum of its proper divisors (20838225956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18936322060 is a wasteful number, since it uses less digits than its factorization.
18936322060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 196953 (or 196951 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 40.
The spelling of 18936322060 in words is "eighteen billion, nine hundred thirty-six million, three hundred twenty-two thousand, sixty".
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