Base | Representation |
---|---|
bin | 11110011001101… |
… | …10000001001001 |
3 | 122202212121211201 |
4 | 33030312001021 |
5 | 1010241301400 |
6 | 41150024201 |
7 | 6214451530 |
oct | 1714660111 |
9 | 582777751 |
10 | 255025225 |
11 | 120a56254 |
12 | 714a8061 |
13 | 40ab1b00 |
14 | 25c27317 |
15 | 175c806a |
hex | f336049 |
255025225 has 36 divisors (see below), whose sum is σ = 391391616. Its totient is φ = 161403840.
The previous prime is 255025213. The next prime is 255025237. The reversal of 255025225 is 522520552.
It is an interprime number because it is at equal distance from previous prime (255025213) and next prime (255025237).
It is not a de Polignac number, because 255025225 - 211 = 255023177 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 255025193 and 255025202.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 25264 + ... + 33886.
Almost surely, 2255025225 is an apocalyptic number.
255025225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
255025225 is a deficient number, since it is larger than the sum of its proper divisors (136366391).
255025225 is a wasteful number, since it uses less digits than its factorization.
255025225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8666 (or 8648 counting only the distinct ones).
The product of its (nonzero) digits is 10000, while the sum is 28.
The square root of 255025225 is about 15969.5092285267. The cubic root of 255025225 is about 634.1534796453.
Adding to 255025225 its reverse (522520552), we get a palindrome (777545777).
It can be divided in two parts, 255025 and 225, that multiplied together give a square (57380625 = 75752).
The spelling of 255025225 in words is "two hundred fifty-five million, twenty-five thousand, two hundred twenty-five".
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