Base | Representation |
---|---|
bin | 10001111000100100… |
… | …010000110001111100 |
3 | 1211120021011020100200 |
4 | 101320210100301330 |
5 | 303311334003040 |
6 | 12453243123500 |
7 | 1246600520103 |
oct | 217044206174 |
9 | 54507136320 |
10 | 19202641020 |
11 | 8164432462 |
12 | 387ab13590 |
13 | 1a7043aba4 |
14 | d0244703a |
15 | 775c66630 |
hex | 478910c7c |
19202641020 has 72 divisors (see below), whose sum is σ = 58259305104. Its totient is φ = 5119711488.
The previous prime is 19202641013. The next prime is 19202641037. The reversal of 19202641020 is 2014620291.
19202641020 is a `hidden beast` number, since 19 + 2 + 0 + 2 + 641 + 0 + 2 + 0 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1761627 + ... + 1772493.
Almost surely, 219202641020 is an apocalyptic number.
19202641020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
19202641020 is an abundant number, since it is smaller than the sum of its proper divisors (39056664084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19202641020 is a wasteful number, since it uses less digits than its factorization.
19202641020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20699 (or 20694 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The spelling of 19202641020 in words is "nineteen billion, two hundred two million, six hundred forty-one thousand, twenty".
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