Base | Representation |
---|---|
bin | 10011001100010001… |
… | …101010000101000101 |
3 | 1222012010210121101001 |
4 | 103030101222011011 |
5 | 314200401100203 |
6 | 13244452333301 |
7 | 1326443015062 |
oct | 231421520505 |
9 | 58163717331 |
10 | 20607050053 |
11 | 8815162787 |
12 | 3bb1314231 |
13 | 1c353a1455 |
14 | dd6b85c69 |
15 | 8091cc91d |
hex | 4cc46a145 |
20607050053 has 2 divisors, whose sum is σ = 20607050054. Its totient is φ = 20607050052.
The previous prime is 20607050047. The next prime is 20607050069. The reversal of 20607050053 is 35005070602.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 20598564484 + 8485569 = 143522^2 + 2913^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20607050053 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20607050033) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10303525026 + 10303525027.
It is an arithmetic number, because the mean of its divisors is an integer number (10303525027).
Almost surely, 220607050053 is an apocalyptic number.
It is an amenable number.
20607050053 is a deficient number, since it is larger than the sum of its proper divisors (1).
20607050053 is an equidigital number, since it uses as much as digits as its factorization.
20607050053 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6300, while the sum is 28.
The spelling of 20607050053 in words is "twenty billion, six hundred seven million, fifty thousand, fifty-three".
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