Base | Representation |
---|---|
bin | 1100101100001… |
… | …0000010010010 |
3 | 10201011001000100 |
4 | 3023002002102 |
5 | 102111123240 |
6 | 5140433230 |
7 | 1214251521 |
oct | 313020222 |
9 | 121131010 |
10 | 53223570 |
11 | 28052724 |
12 | 159a8816 |
13 | b04674a |
14 | 70d64b8 |
15 | 4a14e30 |
hex | 32c2092 |
53223570 has 48 divisors (see below), whose sum is σ = 140294232. Its totient is φ = 13996800.
The previous prime is 53223563. The next prime is 53223589. The reversal of 53223570 is 7532235.
It can be written as a sum of positive squares in 4 ways, for example, as 53100369 + 123201 = 7287^2 + 351^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2520 + ... + 10620.
Almost surely, 253223570 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53223570, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70147116).
53223570 is an abundant number, since it is smaller than the sum of its proper divisors (87070662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53223570 is a wasteful number, since it uses less digits than its factorization.
53223570 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8187 (or 8184 counting only the distinct ones).
The product of its (nonzero) digits is 6300, while the sum is 27.
The square root of 53223570 is about 7295.4485811360. The cubic root of 53223570 is about 376.1560060714.
The spelling of 53223570 in words is "fifty-three million, two hundred twenty-three thousand, five hundred seventy".
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