Base | Representation |
---|---|
bin | 11110011010001… |
… | …01110011001111 |
3 | 122202222220112000 |
4 | 33031011303033 |
5 | 1010300333441 |
6 | 41151243343 |
7 | 6215141151 |
oct | 1715056317 |
9 | 582886460 |
10 | 255089871 |
11 | 120a9a883 |
12 | 71519553 |
13 | 40b0536a |
14 | 25c42ad1 |
15 | 175dc2b6 |
hex | f345ccf |
255089871 has 16 divisors (see below), whose sum is σ = 378157920. Its totient is φ = 169948800.
The previous prime is 255089867. The next prime is 255089893. The reversal of 255089871 is 178980552.
It is a happy number.
255089871 is a `hidden beast` number, since 2 + 550 + 8 + 98 + 7 + 1 = 666.
It is not a de Polignac number, because 255089871 - 22 = 255089867 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255089171) 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 15 ways as a sum of consecutive naturals, for example, 73941 + ... + 77313.
It is an arithmetic number, because the mean of its divisors is an integer number (23634870).
Almost surely, 2255089871 is an apocalyptic number.
255089871 is a deficient number, since it is larger than the sum of its proper divisors (123068049).
255089871 is a wasteful number, since it uses less digits than its factorization.
255089871 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6183 (or 6177 counting only the distinct ones).
The product of its (nonzero) digits is 201600, while the sum is 45.
The square root of 255089871 is about 15971.5331449426. The cubic root of 255089871 is about 634.2070586881.
The spelling of 255089871 in words is "two hundred fifty-five million, eighty-nine thousand, eight hundred seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.025 sec. • engine limits •