Base | Representation |
---|---|
bin | 110000101100001010… |
… | …100000111100010111 |
3 | 11222221112002200210001 |
4 | 300230022200330113 |
5 | 1324032310431211 |
6 | 40003425512131 |
7 | 3530363303620 |
oct | 605412407427 |
9 | 158845080701 |
10 | 52280561431 |
11 | 2019901766a |
12 | a1707a2647 |
13 | 4c1239a167 |
14 | 275d57ca47 |
15 | 155ebc6ac1 |
hex | c2c2a0f17 |
52280561431 has 16 divisors (see below), whose sum is σ = 63273317184. Its totient is φ = 42169618944.
The previous prime is 52280561419. The next prime is 52280561477. The reversal of 52280561431 is 13416508225.
It is a cyclic number.
It is not a de Polignac number, because 52280561431 - 29 = 52280560919 is a prime.
It is a super-2 number, since 2×522805614312 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52280561131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 872181 + ... + 930193.
It is an arithmetic number, because the mean of its divisors is an integer number (3954582324).
Almost surely, 252280561431 is an apocalyptic number.
52280561431 is a deficient number, since it is larger than the sum of its proper divisors (10992755753).
52280561431 is a wasteful number, since it uses less digits than its factorization.
52280561431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65610.
The product of its (nonzero) digits is 57600, while the sum is 37.
The spelling of 52280561431 in words is "fifty-two billion, two hundred eighty million, five hundred sixty-one thousand, four hundred thirty-one".
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