Base | Representation |
---|---|
bin | 11110011010000… |
… | …11011001011111 |
3 | 122202222102000120 |
4 | 33031003121133 |
5 | 1010300030111 |
6 | 41151130023 |
7 | 6215100363 |
oct | 1715033137 |
9 | 582872016 |
10 | 255080031 |
11 | 120a93448 |
12 | 71513913 |
13 | 40b00a3b |
14 | 25c3d2a3 |
15 | 175d9406 |
hex | f34365f |
255080031 has 8 divisors (see below), whose sum is σ = 344766000. Its totient is φ = 167723712.
The previous prime is 255080017. The next prime is 255080039. The reversal of 255080031 is 130080552.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 255080031 - 26 = 255079967 is a prime.
It is a super-2 number, since 2×2550800312 = 130131644429921922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 255079983 and 255080010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255080039) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 582156 + ... + 582593.
It is an arithmetic number, because the mean of its divisors is an integer number (43095750).
Almost surely, 2255080031 is an apocalyptic number.
255080031 is a deficient number, since it is larger than the sum of its proper divisors (89685969).
255080031 is a wasteful number, since it uses less digits than its factorization.
255080031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1164825.
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 255080031 is about 15971.2250938993. The cubic root of 255080031 is about 634.1989038135.
The spelling of 255080031 in words is "two hundred fifty-five million, eighty thousand, thirty-one".
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