Base | Representation |
---|---|
bin | 100010000111100… |
… | …111001010010010 |
3 | 1110220002222122200 |
4 | 202013213022102 |
5 | 2133014431004 |
6 | 132444544030 |
7 | 20120332113 |
oct | 4207471222 |
9 | 1426088580 |
10 | 572420754 |
11 | 274131204 |
12 | 13b852016 |
13 | 91790709 |
14 | 5604820a |
15 | 353c1239 |
hex | 221e7292 |
572420754 has 12 divisors (see below), whose sum is σ = 1240245006. Its totient is φ = 190806912.
The previous prime is 572420743. The next prime is 572420759. The reversal of 572420754 is 457024275.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 572405625 + 15129 = 23925^2 + 123^2 .
It is not an unprimeable number, because it can be changed into a prime (572420759) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15900559 + ... + 15900594.
Almost surely, 2572420754 is an apocalyptic number.
572420754 is an abundant number, since it is smaller than the sum of its proper divisors (667824252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
572420754 is a wasteful number, since it uses less digits than its factorization.
572420754 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31801161 (or 31801158 counting only the distinct ones).
The product of its (nonzero) digits is 78400, while the sum is 36.
The square root of 572420754 is about 23925.3161734594. The cubic root of 572420754 is about 830.3065369906.
The spelling of 572420754 in words is "five hundred seventy-two million, four hundred twenty thousand, seven hundred fifty-four".
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