Base | Representation |
---|---|
bin | 11110000110000… |
… | …01111001101001 |
3 | 122121000220200000 |
4 | 33003001321221 |
5 | 1004111434312 |
6 | 41014533213 |
7 | 6153544665 |
oct | 1703017151 |
9 | 577026600 |
10 | 252452457 |
11 | 11a5592a4 |
12 | 70667209 |
13 | 403c0a6a |
14 | 257578a5 |
15 | 1726aadc |
hex | f0c1e69 |
252452457 has 24 divisors (see below), whose sum is σ = 387397920. Its totient is φ = 164190240.
The previous prime is 252452419. The next prime is 252452467. The reversal of 252452457 is 754254252.
252452457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 252452457 - 214 = 252436073 is a prime.
It is not an unprimeable number, because it can be changed into a prime (252452467) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2707 + ... + 22632.
It is an arithmetic number, because the mean of its divisors is an integer number (16141580).
Almost surely, 2252452457 is an apocalyptic number.
252452457 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
It is an amenable number.
252452457 is a deficient number, since it is larger than the sum of its proper divisors (134945463).
252452457 is an equidigital number, since it uses as much as digits as its factorization.
252452457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25395 (or 25383 counting only the distinct ones).
The product of its digits is 112000, while the sum is 36.
The square root of 252452457 is about 15888.7525312719. The cubic root of 252452457 is about 632.0137603491.
The spelling of 252452457 in words is "two hundred fifty-two million, four hundred fifty-two thousand, four hundred fifty-seven".
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