Base | Representation |
---|---|
bin | 110010110010111101… |
… | …111111000011100001 |
3 | 12012210010202220002122 |
4 | 302302331333003201 |
5 | 1343200300413212 |
6 | 41020100354025 |
7 | 3640415026301 |
oct | 626275770341 |
9 | 165703686078 |
10 | 54542201057 |
11 | 21149717a23 |
12 | a6a20a5915 |
13 | 51b2b00b66 |
14 | 28d5aa3601 |
15 | 164351c272 |
hex | cb2f7f0e1 |
54542201057 has 2 divisors, whose sum is σ = 54542201058. Its totient is φ = 54542201056.
The previous prime is 54542201053. The next prime is 54542201117. The reversal of 54542201057 is 75010224545.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 51050691136 + 3491509921 = 225944^2 + 59089^2 .
It is a cyclic number.
It is not a de Polignac number, because 54542201057 - 22 = 54542201053 is a prime.
It is a super-2 number, since 2×545422010572 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (54542201053) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27271100528 + 27271100529.
It is an arithmetic number, because the mean of its divisors is an integer number (27271100529).
Almost surely, 254542201057 is an apocalyptic number.
It is an amenable number.
54542201057 is a deficient number, since it is larger than the sum of its proper divisors (1).
54542201057 is an equidigital number, since it uses as much as digits as its factorization.
54542201057 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 56000, while the sum is 35.
The spelling of 54542201057 in words is "fifty-four billion, five hundred forty-two million, two hundred one thousand, fifty-seven".
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