Base | Representation |
---|---|
bin | 11110011011011… |
… | …01001100110101 |
3 | 122210022002220010 |
4 | 33031231030311 |
5 | 1010321020003 |
6 | 41154530433 |
7 | 6216412515 |
oct | 1715551465 |
9 | 583262803 |
10 | 255251253 |
11 | 1210a0054 |
12 | 71596a19 |
13 | 40b6095a |
14 | 25c85845 |
15 | 17620003 |
hex | f36d335 |
255251253 has 8 divisors (see below), whose sum is σ = 341409888. Its totient is φ = 169630064.
The previous prime is 255251237. The next prime is 255251261. The reversal of 255251253 is 352152552.
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 255251253 - 24 = 255251237 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 255251253.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255251653) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133251 + ... + 135152.
It is an arithmetic number, because the mean of its divisors is an integer number (42676236).
Almost surely, 2255251253 is an apocalyptic number.
It is an amenable number.
255251253 is a deficient number, since it is larger than the sum of its proper divisors (86158635).
255251253 is a wasteful number, since it uses less digits than its factorization.
255251253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 268723.
The product of its digits is 15000, while the sum is 30.
The square root of 255251253 is about 15976.5845223565. The cubic root of 255251253 is about 634.3407736895.
The spelling of 255251253 in words is "two hundred fifty-five million, two hundred fifty-one thousand, two hundred fifty-three".
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