Base | Representation |
---|---|
bin | 10011000100011111… |
… | …011110111100101110 |
3 | 1221212001001210001001 |
4 | 103010133132330232 |
5 | 313413433104000 |
6 | 13223505310514 |
7 | 1323266003431 |
oct | 230437367456 |
9 | 57761053031 |
10 | 20476456750 |
11 | 8758476032 |
12 | 3b7563543a |
13 | 1c143088c9 |
14 | dc36ad818 |
15 | 7ec9d346a |
hex | 4c47def2e |
20476456750 has 128 divisors (see below), whose sum is σ = 41691386880. Its totient is φ = 7504099200.
The previous prime is 20476456723. The next prime is 20476456799. The reversal of 20476456750 is 5765467402.
It is a self number, because there is not a number n which added to its sum of digits gives 20476456750.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 46222029 + ... + 46222471.
It is an arithmetic number, because the mean of its divisors is an integer number (325713960).
Almost surely, 220476456750 is an apocalyptic number.
20476456750 is an abundant number, since it is smaller than the sum of its proper divisors (21214930130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20476456750 is a wasteful number, since it uses less digits than its factorization.
20476456750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 779 (or 769 counting only the distinct ones).
The product of its (nonzero) digits is 1411200, while the sum is 46.
The spelling of 20476456750 in words is "twenty billion, four hundred seventy-six million, four hundred fifty-six thousand, seven hundred fifty".
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