Base | Representation |
---|---|
bin | 10011010101000000… |
… | …000010110000101101 |
3 | 1222120100020100111000 |
4 | 103111000002300231 |
5 | 320000334140001 |
6 | 13311201550513 |
7 | 1333201136352 |
oct | 232500026055 |
9 | 58510210430 |
10 | 20753427501 |
11 | 888a850284 |
12 | 4032345439 |
13 | 1c59802521 |
14 | 100c3aa629 |
15 | 816e93a86 |
hex | 4d5002c2d |
20753427501 has 16 divisors (see below), whose sum is σ = 32554396800. Its totient is φ = 13021758144.
The previous prime is 20753427469. The next prime is 20753427511. The reversal of 20753427501 is 10572435702.
It is not a de Polignac number, because 20753427501 - 25 = 20753427469 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20753427511) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22606761 + ... + 22607678.
It is an arithmetic number, because the mean of its divisors is an integer number (2034649800).
Almost surely, 220753427501 is an apocalyptic number.
It is an amenable number.
20753427501 is a deficient number, since it is larger than the sum of its proper divisors (11800969299).
20753427501 is a wasteful number, since it uses less digits than its factorization.
20753427501 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45214465 (or 45214459 counting only the distinct ones).
The product of its (nonzero) digits is 58800, while the sum is 36.
The spelling of 20753427501 in words is "twenty billion, seven hundred fifty-three million, four hundred twenty-seven thousand, five hundred one".
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