Base | Representation |
---|---|
bin | 11110011100110… |
… | …01000011000011 |
3 | 122210122020020220 |
4 | 33032121003003 |
5 | 1010342241401 |
6 | 41202434123 |
7 | 6221061234 |
oct | 1716310303 |
9 | 583566226 |
10 | 255430851 |
11 | 121202a85 |
12 | 71662943 |
13 | 40bc4620 |
14 | 25cd108b |
15 | 17658336 |
hex | f3990c3 |
255430851 has 32 divisors (see below), whose sum is σ = 392474880. Its totient is φ = 146448000.
The previous prime is 255430843. The next prime is 255430859. The reversal of 255430851 is 158034552.
255430851 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (255430843) and next prime (255430859).
It is not a de Polignac number, because 255430851 - 23 = 255430843 is a prime.
It is not an unprimeable number, because it can be changed into a prime (255430859) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42376 + ... + 48026.
It is an arithmetic number, because the mean of its divisors is an integer number (12264840).
Almost surely, 2255430851 is an apocalyptic number.
255430851 is a deficient number, since it is larger than the sum of its proper divisors (137044029).
255430851 is a wasteful number, since it uses less digits than its factorization.
255430851 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5747.
The product of its (nonzero) digits is 24000, while the sum is 33.
The square root of 255430851 is about 15982.2041971688. The cubic root of 255430851 is about 634.4895155316.
The spelling of 255430851 in words is "two hundred fifty-five million, four hundred thirty thousand, eight hundred fifty-one".
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