Base | Representation |
---|---|
bin | 11110011101000… |
… | …11001110010011 |
3 | 122210201100102121 |
4 | 33032203032103 |
5 | 1010400110111 |
6 | 41203355111 |
7 | 6221323606 |
oct | 1716431623 |
9 | 583640377 |
10 | 255472531 |
11 | 121231326 |
12 | 71682a97 |
13 | 40c0a5a2 |
14 | 25d0233d |
15 | 17665871 |
hex | f3a3393 |
255472531 has 16 divisors (see below), whose sum is σ = 267444000. Its totient is φ = 243820800.
The previous prime is 255472501. The next prime is 255472543. The reversal of 255472531 is 135274552.
It is a cyclic number.
It is not a de Polignac number, because 255472531 - 215 = 255439763 is a prime.
It is a super-2 number, since 2×2554725312 = 130532428191091922, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (255472501) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 511720 + ... + 512218.
It is an arithmetic number, because the mean of its divisors is an integer number (16715250).
Almost surely, 2255472531 is an apocalyptic number.
255472531 is a deficient number, since it is larger than the sum of its proper divisors (11971469).
255472531 is a wasteful number, since it uses less digits than its factorization.
255472531 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 774.
The product of its digits is 42000, while the sum is 34.
The square root of 255472531 is about 15983.5080942827. The cubic root of 255472531 is about 634.5240246556.
The spelling of 255472531 in words is "two hundred fifty-five million, four hundred seventy-two thousand, five hundred thirty-one".
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