Base | Representation |
---|---|
bin | 11110011001111… |
… | …11101111101001 |
3 | 122202221122111021 |
4 | 33030333233221 |
5 | 1010244040230 |
6 | 41150532441 |
7 | 6215005633 |
oct | 1714775751 |
9 | 582848437 |
10 | 255065065 |
11 | 120a83182 |
12 | 71507121 |
13 | 40ac6c98 |
14 | 25c37a53 |
15 | 175d4c7a |
hex | f33fbe9 |
255065065 has 8 divisors (see below), whose sum is σ = 306550728. Its totient is φ = 203736960.
The previous prime is 255065051. The next prime is 255065071. The reversal of 255065065 is 560560552.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 10830681 + 244234384 = 3291^2 + 15628^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 255065065 - 25 = 255065033 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 255065065.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35796 + ... + 42325.
It is an arithmetic number, because the mean of its divisors is an integer number (38318841).
Almost surely, 2255065065 is an apocalyptic number.
It is an amenable number.
255065065 is a deficient number, since it is larger than the sum of its proper divisors (51485663).
255065065 is an equidigital number, since it uses as much as digits as its factorization.
255065065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78779.
The product of its (nonzero) digits is 45000, while the sum is 34.
The square root of 255065065 is about 15970.7565569074. The cubic root of 255065065 is about 634.1865003777.
The spelling of 255065065 in words is "two hundred fifty-five million, sixty-five thousand, sixty-five".
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