Base | Representation |
---|---|
bin | 10010101010101101… |
… | …101010111100110000 |
3 | 1220201220021002102110 |
4 | 102222231222330300 |
5 | 312022223441204 |
6 | 13112535445320 |
7 | 1306464630243 |
oct | 225255527460 |
9 | 56656232373 |
10 | 20043968304 |
11 | 8556330068 |
12 | 3a74826840 |
13 | 1b75830799 |
14 | d8208d25a |
15 | 7c4a53889 |
hex | 4aab6af30 |
20043968304 has 80 divisors (see below), whose sum is σ = 52123994208. Its totient is φ = 6637080576.
The previous prime is 20043968279. The next prime is 20043968311. The reversal of 20043968304 is 40386934002.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8291704 + ... + 8294120.
Almost surely, 220043968304 is an apocalyptic number.
20043968304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
20043968304 is an abundant number, since it is smaller than the sum of its proper divisors (32080025904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20043968304 is a wasteful number, since it uses less digits than its factorization.
20043968304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3502 (or 3496 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 39.
The spelling of 20043968304 in words is "twenty billion, forty-three million, nine hundred sixty-eight thousand, three hundred four".
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