Base | Representation |
---|---|
bin | 11110000100101… |
… | …00111011011011 |
3 | 122120200112222120 |
4 | 33002110323123 |
5 | 1004040041001 |
6 | 41010552323 |
7 | 6152146644 |
oct | 1702247333 |
9 | 576615876 |
10 | 252268251 |
11 | 11a442964 |
12 | 705986a3 |
13 | 40357c71 |
14 | 2570a6cb |
15 | 17231236 |
hex | f094edb |
252268251 has 16 divisors (see below), whose sum is σ = 341376000. Its totient is φ = 165679488.
The previous prime is 252268249. The next prime is 252268259. The reversal of 252268251 is 152862252.
It is a happy number.
It is not a de Polignac number, because 252268251 - 21 = 252268249 is a prime.
It is not an unprimeable number, because it can be changed into a prime (252268259) 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, 141075 + ... + 142851.
It is an arithmetic number, because the mean of its divisors is an integer number (21336000).
Almost surely, 2252268251 is an apocalyptic number.
252268251 is a deficient number, since it is larger than the sum of its proper divisors (89107749).
252268251 is a wasteful number, since it uses less digits than its factorization.
252268251 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2458.
The product of its digits is 19200, while the sum is 33.
The square root of 252268251 is about 15882.9547314094. The cubic root of 252268251 is about 631.8600032738.
The spelling of 252268251 in words is "two hundred fifty-two million, two hundred sixty-eight thousand, two hundred fifty-one".
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