Base | Representation |
---|---|
bin | 11110011011100… |
… | …10000001110111 |
3 | 122210100010000122 |
4 | 33031302001313 |
5 | 1010322133111 |
6 | 41155202155 |
7 | 6216524261 |
oct | 1715620167 |
9 | 583303018 |
10 | 255271031 |
11 | 1211039a4 |
12 | 715a635b |
13 | 40b69962 |
14 | 25c8cb31 |
15 | 17625cdb |
hex | f372077 |
255271031 has 16 divisors (see below), whose sum is σ = 276321600. Its totient is φ = 234938880.
The previous prime is 255271007. The next prime is 255271033. The reversal of 255271031 is 130172552.
It is a cyclic number.
It is not a de Polignac number, because 255271031 - 226 = 188162167 is a prime.
It is a super-2 number, since 2×2552710312 = 130326598535605922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255271033) 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, 205745 + ... + 206981.
It is an arithmetic number, because the mean of its divisors is an integer number (17270100).
Almost surely, 2255271031 is an apocalyptic number.
255271031 is a deficient number, since it is larger than the sum of its proper divisors (21050569).
255271031 is a wasteful number, since it uses less digits than its factorization.
255271031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1514.
The product of its (nonzero) digits is 2100, while the sum is 26.
The square root of 255271031 is about 15977.2034787068. The cubic root of 255271031 is about 634.3571571126.
The spelling of 255271031 in words is "two hundred fifty-five million, two hundred seventy-one thousand, thirty-one".
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