Base | Representation |
---|---|
bin | 110101101011110101… |
… | …011010101101100001 |
3 | 12111210021212101200101 |
4 | 311223311122231201 |
5 | 1421023244140001 |
6 | 42251533222401 |
7 | 4110315464011 |
oct | 655365325541 |
9 | 174707771611 |
10 | 57643740001 |
11 | 224a0430051 |
12 | b208931a01 |
13 | 55885474c3 |
14 | 2b0b97bc41 |
15 | 177596ba01 |
hex | d6bd5ab61 |
57643740001 has 2 divisors, whose sum is σ = 57643740002. Its totient is φ = 57643740000.
The previous prime is 57643739939. The next prime is 57643740047. The reversal of 57643740001 is 10004734675.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 49824936225 + 7818803776 = 223215^2 + 88424^2 .
It is a cyclic number.
It is not a de Polignac number, because 57643740001 - 213 = 57643731809 is a prime.
It is a super-2 number, since 2×576437400012 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (57643740701) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28821870000 + 28821870001.
It is an arithmetic number, because the mean of its divisors is an integer number (28821870001).
Almost surely, 257643740001 is an apocalyptic number.
It is an amenable number.
57643740001 is a deficient number, since it is larger than the sum of its proper divisors (1).
57643740001 is an equidigital number, since it uses as much as digits as its factorization.
57643740001 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 70560, while the sum is 37.
The spelling of 57643740001 in words is "fifty-seven billion, six hundred forty-three million, seven hundred forty thousand, one".
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