Base | Representation |
---|---|
bin | 10010101011010101… |
… | …001001000011000001 |
3 | 1220202121201202200212 |
4 | 102223111021003001 |
5 | 312032401041301 |
6 | 13113545323505 |
7 | 1306651603154 |
oct | 225325110301 |
9 | 56677652625 |
10 | 20054315201 |
11 | 8561157918 |
12 | 3a78196595 |
13 | 1b77a141cb |
14 | d835c3c9b |
15 | 7c58e94bb |
hex | 4ab5490c1 |
20054315201 has 2 divisors, whose sum is σ = 20054315202. Its totient is φ = 20054315200.
The previous prime is 20054315143. The next prime is 20054315207. The reversal of 20054315201 is 10251345002.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 14274514576 + 5779800625 = 119476^2 + 76025^2 .
It is a cyclic number.
It is not a de Polignac number, because 20054315201 - 230 = 18980573377 is a prime.
It is not a weakly prime, because it can be changed into another prime (20054315207) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10027157600 + 10027157601.
It is an arithmetic number, because the mean of its divisors is an integer number (10027157601).
Almost surely, 220054315201 is an apocalyptic number.
It is an amenable number.
20054315201 is a deficient number, since it is larger than the sum of its proper divisors (1).
20054315201 is an equidigital number, since it uses as much as digits as its factorization.
20054315201 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1200, while the sum is 23.
The spelling of 20054315201 in words is "twenty billion, fifty-four million, three hundred fifteen thousand, two hundred one".
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