Base | Representation |
---|---|
bin | 10010011110001000… |
… | …110010010100110000 |
3 | 1220012012020101201110 |
4 | 102132020302110300 |
5 | 311104220110332 |
6 | 13040001233320 |
7 | 1301323325346 |
oct | 223610622460 |
9 | 56165211643 |
10 | 19832972592 |
11 | 8458217944 |
12 | 3a16032840 |
13 | 1b40bc6654 |
14 | d62047996 |
15 | 7b12764cc |
hex | 49e232530 |
19832972592 has 30 divisors (see below), whose sum is σ = 51237699868. Its totient is φ = 6610665632.
The previous prime is 19832972587. The next prime is 19832972609. The reversal of 19832972592 is 29527923891.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 965533 + ... + 985859.
Almost surely, 219832972592 is an apocalyptic number.
19832972592 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
19832972592 is an abundant number, since it is smaller than the sum of its proper divisors (31404727276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19832972592 is an frugal number, since it uses more digits than its factorization.
19832972592 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40665 (or 20332 counting only the distinct ones).
The product of its digits is 4898880, while the sum is 57.
The spelling of 19832972592 in words is "nineteen billion, eight hundred thirty-two million, nine hundred seventy-two thousand, five hundred ninety-two".
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