Base | Representation |
---|---|
bin | 11110000100111… |
… | …01111100110111 |
3 | 122120202102200022 |
4 | 33002131330313 |
5 | 1004042231312 |
6 | 41011435355 |
7 | 6152362460 |
oct | 1702357467 |
9 | 576672608 |
10 | 252305207 |
11 | 11a468700 |
12 | 705b5b5b |
13 | 4036ba2b |
14 | 25719d67 |
15 | 1723c172 |
hex | f09df37 |
252305207 has 12 divisors (see below), whose sum is σ = 316946448. Its totient is φ = 196600800.
The previous prime is 252305201. The next prime is 252305327. The reversal of 252305207 is 702503252.
It is not a de Polignac number, because 252305207 - 212 = 252301111 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252305201) 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, 148094 + ... + 149787.
It is an arithmetic number, because the mean of its divisors is an integer number (26412204).
Almost surely, 2252305207 is an apocalyptic number.
252305207 is a deficient number, since it is larger than the sum of its proper divisors (64641241).
252305207 is a wasteful number, since it uses less digits than its factorization.
252305207 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 297910 (or 297899 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 26.
The square root of 252305207 is about 15884.1180743534. The cubic root of 252305207 is about 631.8908565130.
Adding to 252305207 its reverse (702503252), we get a palindrome (954808459).
The spelling of 252305207 in words is "two hundred fifty-two million, three hundred five thousand, two hundred seven".
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