Base | Representation |
---|---|
bin | 110001111011100101… |
… | …101100100100110001 |
3 | 12010101101111000020211 |
4 | 301323211230210301 |
5 | 1334244422241100 |
6 | 40343550304121 |
7 | 3605403502111 |
oct | 617345544461 |
9 | 163341430224 |
10 | 53613087025 |
11 | 2081220a893 |
12 | a482ab8041 |
13 | 5095482844 |
14 | 2848529041 |
15 | 15dbb8e1ba |
hex | c7b96c931 |
53613087025 has 9 divisors (see below), whose sum is σ = 66481663521. Its totient is φ = 42889543440.
The previous prime is 53613087007. The next prime is 53613087041. The reversal of 53613087025 is 52078031635.
The square root of 53613087025 is 231545.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 2182104369 + 51430982656 = 46713^2 + 226784^2 .
It is not a de Polignac number, because 53613087025 - 225 = 53579532593 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1134571 + ... + 1180879.
Almost surely, 253613087025 is an apocalyptic number.
53613087025 is the 231545-th square number.
53613087025 is the 115773-rd centered octagonal number.
It is an amenable number.
53613087025 is a deficient number, since it is larger than the sum of its proper divisors (12868576496).
53613087025 is an frugal number, since it uses more digits than its factorization.
53613087025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92628 (or 46314 counting only the distinct ones).
The product of its (nonzero) digits is 151200, while the sum is 40.
The spelling of 53613087025 in words is "fifty-three billion, six hundred thirteen million, eighty-seven thousand, twenty-five".
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