Base | Representation |
---|---|
bin | 10011010101101011… |
… | …011011110101000101 |
3 | 1222121010122020212120 |
4 | 103111223123311011 |
5 | 320011242133443 |
6 | 13312245440153 |
7 | 1333366623300 |
oct | 232553336505 |
9 | 58533566776 |
10 | 20764802373 |
11 | 889620a3a7 |
12 | 4036110059 |
13 | 1c5bc85b13 |
14 | 100dacbb37 |
15 | 817e8e083 |
hex | 4d5adbd45 |
20764802373 has 12 divisors (see below), whose sum is σ = 32206632480. Its totient is φ = 11865601272.
The previous prime is 20764802351. The next prime is 20764802393. The reversal of 20764802373 is 37320846702.
It is not a de Polignac number, because 20764802373 - 213 = 20764794181 is a prime.
It is a super-2 number, since 2×207648023732 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20764802393) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70628433 + ... + 70628726.
It is an arithmetic number, because the mean of its divisors is an integer number (2683886040).
Almost surely, 220764802373 is an apocalyptic number.
It is an amenable number.
20764802373 is a deficient number, since it is larger than the sum of its proper divisors (11441830107).
20764802373 is a wasteful number, since it uses less digits than its factorization.
20764802373 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 141257176 (or 141257169 counting only the distinct ones).
The product of its (nonzero) digits is 338688, while the sum is 42.
The spelling of 20764802373 in words is "twenty billion, seven hundred sixty-four million, eight hundred two thousand, three hundred seventy-three".
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