Base | Representation |
---|---|
bin | 11110000110111… |
… | …00001110001101 |
3 | 122121020101120001 |
4 | 33003130032031 |
5 | 1004123412034 |
6 | 41021124301 |
7 | 6154504213 |
oct | 1703341615 |
9 | 577211501 |
10 | 252560269 |
11 | 11a6222a5 |
12 | 706b9691 |
13 | 4042ab60 |
14 | 25784cb3 |
15 | 1728ca14 |
hex | f0dc38d |
252560269 has 8 divisors (see below), whose sum is σ = 272799800. Its totient is φ = 232436736.
The previous prime is 252560257. The next prime is 252560299. The reversal of 252560269 is 962065252.
It can be written as a sum of positive squares in 4 ways, for example, as 46063369 + 206496900 = 6787^2 + 14370^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 252560269 - 215 = 252527501 is a prime.
It is a super-2 number, since 2×2525602692 = 127573378954704722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252560219) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24444 + ... + 33205.
It is an arithmetic number, because the mean of its divisors is an integer number (34099975).
Almost surely, 2252560269 is an apocalyptic number.
It is an amenable number.
252560269 is a deficient number, since it is larger than the sum of its proper divisors (20239531).
252560269 is a wasteful number, since it uses less digits than its factorization.
252560269 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57999.
The product of its (nonzero) digits is 64800, while the sum is 37.
The square root of 252560269 is about 15892.1448835580. The cubic root of 252560269 is about 632.1037165213.
The spelling of 252560269 in words is "two hundred fifty-two million, five hundred sixty thousand, two hundred sixty-nine".
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