Base | Representation |
---|---|
bin | 1001000110011110010101… |
… | …01101000101111011000100 |
3 | 2121212021201220211122121020 |
4 | 10203033022231011323010 |
5 | 10110400430240403221 |
6 | 110322051230551140 |
7 | 4133636663313552 |
oct | 443171255057304 |
9 | 77767656748536 |
10 | 20013653450436 |
11 | 6416819688478 |
12 | 22b29440684b0 |
13 | b22382b770a9 |
14 | 4d29476c4bd2 |
15 | 24a903862ac6 |
hex | 1233cab45ec4 |
20013653450436 has 48 divisors (see below), whose sum is σ = 46842638304000. Its totient is φ = 6650645877792.
The previous prime is 20013653450423. The next prime is 20013653450447. The reversal of 20013653450436 is 63405435631002.
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, 9220215 + ... + 11182113.
It is an arithmetic number, because the mean of its divisors is an integer number (975888298000).
Almost surely, 220013653450436 is an apocalyptic number.
It is an amenable number.
20013653450436 is an abundant number, since it is smaller than the sum of its proper divisors (26828984853564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20013653450436 is a wasteful number, since it uses less digits than its factorization.
20013653450436 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1964528 (or 1964526 counting only the distinct ones).
The product of its (nonzero) digits is 777600, while the sum is 42.
The spelling of 20013653450436 in words is "twenty trillion, thirteen billion, six hundred fifty-three million, four hundred fifty thousand, four hundred thirty-six".
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