Base | Representation |
---|---|
bin | 11110000110111… |
… | …01110110010001 |
3 | 122121020201200201 |
4 | 33003131312101 |
5 | 1004124120204 |
6 | 41021215201 |
7 | 6154532506 |
oct | 1703356621 |
9 | 577221621 |
10 | 252566929 |
11 | 11a6272aa |
12 | 70701501 |
13 | 40430bb4 |
14 | 257874ad |
15 | 1728e9a4 |
hex | f0ddd91 |
252566929 has 4 divisors (see below), whose sum is σ = 258727140. Its totient is φ = 246406720.
The previous prime is 252566927. The next prime is 252566953. The reversal of 252566929 is 929665252.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 84916225 + 167650704 = 9215^2 + 12948^2 .
It is not a de Polignac number, because 252566929 - 21 = 252566927 is a prime.
It is a super-3 number, since 3×2525669293 (a number of 26 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (252566927) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3080044 + ... + 3080125.
It is an arithmetic number, because the mean of its divisors is an integer number (64681785).
Almost surely, 2252566929 is an apocalyptic number.
It is an amenable number.
252566929 is a deficient number, since it is larger than the sum of its proper divisors (6160211).
252566929 is an equidigital number, since it uses as much as digits as its factorization.
252566929 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6160210.
The product of its digits is 583200, while the sum is 46.
The square root of 252566929 is about 15892.3544196573. The cubic root of 252566929 is about 632.1092726522.
The spelling of 252566929 in words is "two hundred fifty-two million, five hundred sixty-six thousand, nine hundred twenty-nine".
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