Base | Representation |
---|---|
bin | 11110011010010… |
… | …01100001110000 |
3 | 122210000200110101 |
4 | 33031021201300 |
5 | 1010301331021 |
6 | 41151442144 |
7 | 6215233516 |
oct | 1715114160 |
9 | 583020411 |
10 | 255105136 |
11 | 1210002a0 |
12 | 71526354 |
13 | 40b0c2b0 |
14 | 25c484b6 |
15 | 175e1a91 |
hex | f349870 |
255105136 has 40 divisors (see below), whose sum is σ = 580681584. Its totient is φ = 107036160.
The previous prime is 255105133. The next prime is 255105163. The reversal of 255105136 is 631501552.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255105131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53461 + ... + 58036.
Almost surely, 2255105136 is an apocalyptic number.
255105136 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
255105136 is an abundant number, since it is smaller than the sum of its proper divisors (325576448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255105136 is a wasteful number, since it uses less digits than its factorization.
255105136 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111529 (or 111523 counting only the distinct ones).
The product of its (nonzero) digits is 4500, while the sum is 28.
The square root of 255105136 is about 15972.0110192799. The cubic root of 255105136 is about 634.2197091024.
Adding to 255105136 its reverse (631501552), we get a palindrome (886606688).
The spelling of 255105136 in words is "two hundred fifty-five million, one hundred five thousand, one hundred thirty-six".
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