Base | Representation |
---|---|
bin | 11110000110101… |
… | …01110111010111 |
3 | 122121012001211200 |
4 | 33003111313113 |
5 | 1004122043411 |
6 | 41020403543 |
7 | 6154335255 |
oct | 1703256727 |
9 | 577161750 |
10 | 252534231 |
11 | 11a604784 |
12 | 706a65b3 |
13 | 4041c051 |
14 | 257795d5 |
15 | 17284e56 |
hex | f0d5dd7 |
252534231 has 12 divisors (see below), whose sum is σ = 368182152. Its totient is φ = 166782096.
The previous prime is 252534221. The next prime is 252534251. The reversal of 252534231 is 132435252.
It is a happy number.
It is not a de Polignac number, because 252534231 - 25 = 252534199 is a prime.
It is a super-2 number, since 2×2525342312 = 127547075653522722, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 252534195 and 252534204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252534221) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 130156 + ... + 132081.
It is an arithmetic number, because the mean of its divisors is an integer number (30681846).
Almost surely, 2252534231 is an apocalyptic number.
252534231 is a deficient number, since it is larger than the sum of its proper divisors (115647921).
252534231 is a wasteful number, since it uses less digits than its factorization.
252534231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 262350 (or 262347 counting only the distinct ones).
The product of its digits is 7200, while the sum is 27.
The square root of 252534231 is about 15891.3256526949. The cubic root of 252534231 is about 632.0819932810.
Adding to 252534231 its reverse (132435252), we get a palindrome (384969483).
The spelling of 252534231 in words is "two hundred fifty-two million, five hundred thirty-four thousand, two hundred thirty-one".
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