Base | Representation |
---|---|
bin | 11110011010100… |
… | …11000010000001 |
3 | 122210002122212012 |
4 | 33031103002001 |
5 | 1010304102230 |
6 | 41152342305 |
7 | 6215455151 |
oct | 1715230201 |
9 | 583078765 |
10 | 255144065 |
11 | 121027570 |
12 | 71544995 |
13 | 40b23c27 |
14 | 25c58761 |
15 | 175ed395 |
hex | f353081 |
255144065 has 16 divisors (see below), whose sum is σ = 351587520. Its totient is φ = 175792320.
The previous prime is 255144031. The next prime is 255144073. The reversal of 255144065 is 560441552.
It is not a de Polignac number, because 255144065 - 28 = 255143809 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121034 + ... + 123123.
It is an arithmetic number, because the mean of its divisors is an integer number (21974220).
Almost surely, 2255144065 is an apocalyptic number.
It is an amenable number.
255144065 is a deficient number, since it is larger than the sum of its proper divisors (96443455).
255144065 is a wasteful number, since it uses less digits than its factorization.
255144065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 244192.
The product of its (nonzero) digits is 24000, while the sum is 32.
The square root of 255144065 is about 15973.2296358626. The cubic root of 255144065 is about 634.2519680678.
The spelling of 255144065 in words is "two hundred fifty-five million, one hundred forty-four thousand, sixty-five".
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