Base | Representation |
---|---|
bin | 110001100100001010… |
… | …111000101111110001 |
3 | 12002101000011102021211 |
4 | 301210022320233301 |
5 | 1332443331324100 |
6 | 40240553120121 |
7 | 3562563043312 |
oct | 614412705761 |
9 | 162330142254 |
10 | 53220183025 |
11 | 20630451239 |
12 | a3933b9041 |
13 | 5031c57079 |
14 | 280c290609 |
15 | 15b742d1ba |
hex | c642b8bf1 |
53220183025 has 81 divisors (see below), whose sum is σ = 71915840451. Its totient is φ = 39066814080.
The previous prime is 53220183013. The next prime is 53220183031. The reversal of 53220183025 is 52038102235.
The square root of 53220183025 is 230695.
It is a perfect power (a square), and thus also a powerful number.
53220183025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 13 ways, for example, as 9977812321 + 43242370704 = 99889^2 + 207948^2 .
It is not a de Polignac number, because 53220183025 - 215 = 53220150257 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1237678654 + ... + 1237678696.
Almost surely, 253220183025 is an apocalyptic number.
53220183025 is the 230695-th square number.
53220183025 is the 115348-th centered octagonal number.
It is an amenable number.
53220183025 is a deficient number, since it is larger than the sum of its proper divisors (18695657426).
53220183025 is an equidigital number, since it uses as much as digits as its factorization.
53220183025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 228 (or 114 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 31.
Multiplying 53220183025 by its product of nonzero digits (14400), we get a square (766370635560000 = 276834002).
The spelling of 53220183025 in words is "fifty-three billion, two hundred twenty million, one hundred eighty-three thousand, twenty-five".
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