Base | Representation |
---|---|
bin | 11110000101110… |
… | …11000101001101 |
3 | 122120222111100111 |
4 | 33002323011031 |
5 | 1004110041100 |
6 | 41014200021 |
7 | 6153400363 |
oct | 1702730515 |
9 | 576874314 |
10 | 252424525 |
11 | 11a53a311 |
12 | 70653011 |
13 | 403b1132 |
14 | 2574b633 |
15 | 172626ba |
hex | f0bb14d |
252424525 has 12 divisors (see below), whose sum is σ = 317417184. Its totient is φ = 199094000.
The previous prime is 252424499. The next prime is 252424541. The reversal of 252424525 is 525424252.
It is not a de Polignac number, because 252424525 - 25 = 252424493 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69331 + ... + 72880.
It is an arithmetic number, because the mean of its divisors is an integer number (26451432).
Almost surely, 2252424525 is an apocalyptic number.
252424525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
252424525 is a deficient number, since it is larger than the sum of its proper divisors (64992659).
252424525 is a wasteful number, since it uses less digits than its factorization.
252424525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 142292 (or 142287 counting only the distinct ones).
The product of its digits is 32000, while the sum is 31.
The square root of 252424525 is about 15887.8735203928. The cubic root of 252424525 is about 631.9904502710.
Adding to 252424525 its reverse (525424252), we get a palindrome (777848777).
The spelling of 252424525 in words is "two hundred fifty-two million, four hundred twenty-four thousand, five hundred twenty-five".
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