Base | Representation |
---|---|
bin | 10011000111110111… |
… | …100111011010011101 |
3 | 1221222222200021220011 |
4 | 103013313213122131 |
5 | 314022434131100 |
6 | 13233251523221 |
7 | 1324554410440 |
oct | 230767473235 |
9 | 57888607804 |
10 | 20533114525 |
11 | 8787453940 |
12 | 3b905b9511 |
13 | 1c22c85511 |
14 | dcb01b657 |
15 | 802975bba |
hex | 4c7de769d |
20533114525 has 48 divisors (see below), whose sum is σ = 31856675328. Its totient is φ = 12754296000.
The previous prime is 20533114489. The next prime is 20533114531. The reversal of 20533114525 is 52541133502.
It is not a de Polignac number, because 20533114525 - 27 = 20533114397 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 525930 + ... + 563620.
It is an arithmetic number, because the mean of its divisors is an integer number (663680736).
Almost surely, 220533114525 is an apocalyptic number.
20533114525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
20533114525 is a deficient number, since it is larger than the sum of its proper divisors (11323560803).
20533114525 is a wasteful number, since it uses less digits than its factorization.
20533114525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38002 (or 37997 counting only the distinct ones).
The product of its (nonzero) digits is 18000, while the sum is 31.
The spelling of 20533114525 in words is "twenty billion, five hundred thirty-three million, one hundred fourteen thousand, five hundred twenty-five".
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