Base | Representation |
---|---|
bin | 11110011010100… |
… | …10011100110101 |
3 | 122210002112121001 |
4 | 33031102130311 |
5 | 1010304013220 |
6 | 41152323301 |
7 | 6215445211 |
oct | 1715223465 |
9 | 583075531 |
10 | 255141685 |
11 | 1210257a7 |
12 | 71543531 |
13 | 40b22b16 |
14 | 25c57941 |
15 | 175ec80a |
hex | f352735 |
255141685 has 8 divisors (see below), whose sum is σ = 307049400. Its totient is φ = 203527104.
The previous prime is 255141673. The next prime is 255141697. The reversal of 255141685 is 586141552.
It is an interprime number because it is at equal distance from previous prime (255141673) and next prime (255141697).
It can be written as a sum of positive squares in 4 ways, for example, as 129185956 + 125955729 = 11366^2 + 11223^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 255141685 - 213 = 255133493 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71362 + ... + 74851.
It is an arithmetic number, because the mean of its divisors is an integer number (38381175).
Almost surely, 2255141685 is an apocalyptic number.
It is an amenable number.
255141685 is a deficient number, since it is larger than the sum of its proper divisors (51907715).
255141685 is a wasteful number, since it uses less digits than its factorization.
255141685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146567.
The product of its digits is 48000, while the sum is 37.
The square root of 255141685 is about 15973.1551360400. The cubic root of 255141685 is about 634.2499959475.
The spelling of 255141685 in words is "two hundred fifty-five million, one hundred forty-one thousand, six hundred eighty-five".
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