Base | Representation |
---|---|
bin | 110001000110010000… |
… | …111100110011011001 |
3 | 12001002001002001020100 |
4 | 301012100330303121 |
5 | 1330431411043100 |
6 | 40115111250013 |
7 | 3544261324344 |
oct | 610620746331 |
9 | 161061061210 |
10 | 52718456025 |
11 | 203a3215324 |
12 | a273379909 |
13 | 4c82018ba1 |
14 | 27a17a945b |
15 | 1588373400 |
hex | c4643ccd9 |
52718456025 has 27 divisors (see below), whose sum is σ = 94430781471. Its totient is φ = 28114673040.
The previous prime is 52718455991. The next prime is 52718456029. The reversal of 52718456025 is 52065481725.
The square root of 52718456025 is 229605.
It is a perfect power (a square), and thus also a powerful number.
52718456025 is a `hidden beast` number, since 5 + 2 + 7 + 1 + 84 + 560 + 2 + 5 = 666.
It can be written as a sum of positive squares in only one way, i.e., 18978644169 + 33739811856 = 137763^2 + 183684^2 .
It is not a de Polignac number, because 52718456025 - 29 = 52718455513 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (52718456029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3436422 + ... + 3451728.
Almost surely, 252718456025 is an apocalyptic number.
52718456025 is the 229605-th square number.
52718456025 is the 114803-rd centered octagonal number.
It is an amenable number.
52718456025 is a deficient number, since it is larger than the sum of its proper divisors (41712325446).
52718456025 is an frugal number, since it uses more digits than its factorization.
52718456025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30630 (or 15315 counting only the distinct ones).
The product of its (nonzero) digits is 672000, while the sum is 45.
The spelling of 52718456025 in words is "fifty-two billion, seven hundred eighteen million, four hundred fifty-six thousand, twenty-five".
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