Base | Representation |
---|---|
bin | 100010000111000… |
… | …100100001101010 |
3 | 1110212211210001110 |
4 | 202013010201222 |
5 | 2133000411030 |
6 | 132441531150 |
7 | 20116201401 |
oct | 4207044152 |
9 | 1425753043 |
10 | 572278890 |
11 | 274044667 |
12 | 13b7a3ab6 |
13 | 91740c81 |
14 | 5600c638 |
15 | 353941b0 |
hex | 221c486a |
572278890 has 32 divisors (see below), whose sum is σ = 1375133760. Its totient is φ = 152422784.
The previous prime is 572278877. The next prime is 572278913. The reversal of 572278890 is 98872275.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14581 + ... + 36839.
It is an arithmetic number, because the mean of its divisors is an integer number (42972930).
Almost surely, 2572278890 is an apocalyptic number.
572278890 is an abundant number, since it is smaller than the sum of its proper divisors (802854870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
572278890 is a wasteful number, since it uses less digits than its factorization.
572278890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23126.
The product of its (nonzero) digits is 564480, while the sum is 48.
The square root of 572278890 is about 23922.3512640376. The cubic root of 572278890 is about 830.2379392340.
The spelling of 572278890 in words is "five hundred seventy-two million, two hundred seventy-eight thousand, eight hundred ninety".
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