Base | Representation |
---|---|
bin | 11110000101100… |
… | …11010111001011 |
3 | 122120220212222110 |
4 | 33002303113023 |
5 | 1004103033112 |
6 | 41013353403 |
7 | 6153206244 |
oct | 1702632713 |
9 | 576825873 |
10 | 252392907 |
11 | 11a518588 |
12 | 70638863 |
13 | 4039c920 |
14 | 2573dccb |
15 | 1725813c |
hex | f0b35cb |
252392907 has 16 divisors (see below), whose sum is σ = 362734848. Its totient is φ = 155179680.
The previous prime is 252392893. The next prime is 252392909. The reversal of 252392907 is 709293252.
It is not a de Polignac number, because 252392907 - 24 = 252392891 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (252392909) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56788 + ... + 61070.
It is an arithmetic number, because the mean of its divisors is an integer number (22670928).
Almost surely, 2252392907 is an apocalyptic number.
252392907 is a deficient number, since it is larger than the sum of its proper divisors (110341941).
252392907 is a wasteful number, since it uses less digits than its factorization.
252392907 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5810.
The product of its (nonzero) digits is 68040, while the sum is 39.
The square root of 252392907 is about 15886.8784536170. The cubic root of 252392907 is about 631.9640620421.
It can be divided in two parts, 25 and 2392907, that added together give a palindrome (2392932).
The spelling of 252392907 in words is "two hundred fifty-two million, three hundred ninety-two thousand, nine hundred seven".
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