Base | Representation |
---|---|
bin | 11110000100011… |
… | …00100111110111 |
3 | 122120121211022120 |
4 | 33002030213313 |
5 | 1004032443411 |
6 | 41010131023 |
7 | 6151645524 |
oct | 1702144767 |
9 | 576554276 |
10 | 252234231 |
11 | 11a41a347 |
12 | 70580a73 |
13 | 40345632 |
14 | 256dc14b |
15 | 17226106 |
hex | f08c9f7 |
252234231 has 4 divisors (see below), whose sum is σ = 336312312. Its totient is φ = 168156152.
The previous prime is 252234181. The next prime is 252234233. The reversal of 252234231 is 132432252.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 252234231 - 210 = 252233207 is a prime.
It is a super-2 number, since 2×2522342312 = 127244214576322722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252234233) 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, 42039036 + ... + 42039041.
It is an arithmetic number, because the mean of its divisors is an integer number (84078078).
Almost surely, 2252234231 is an apocalyptic number.
252234231 is a deficient number, since it is larger than the sum of its proper divisors (84078081).
252234231 is an equidigital number, since it uses as much as digits as its factorization.
252234231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84078080.
The product of its digits is 2880, while the sum is 24.
The square root of 252234231 is about 15881.8837358797. The cubic root of 252234231 is about 631.8315985319.
Adding to 252234231 its reverse (132432252), we get a palindrome (384666483).
The spelling of 252234231 in words is "two hundred fifty-two million, two hundred thirty-four thousand, two hundred thirty-one".
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