Base | Representation |
---|---|
bin | 11101111000100… |
… | …10001010110101 |
3 | 122110201001220202 |
4 | 32330102022311 |
5 | 1003133342320 |
6 | 40513010245 |
7 | 6132531251 |
oct | 1674221265 |
9 | 573631822 |
10 | 250684085 |
11 | 119560733 |
12 | 6bb53985 |
13 | 3cc21ba2 |
14 | 25417261 |
15 | 1701bb75 |
hex | ef122b5 |
250684085 has 4 divisors (see below), whose sum is σ = 300820908. Its totient is φ = 200547264.
The previous prime is 250684079. The next prime is 250684099. The reversal of 250684085 is 580486052.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 90459121 + 160224964 = 9511^2 + 12658^2 .
It is a cyclic number.
It is not a de Polignac number, because 250684085 - 24 = 250684069 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25068404 + ... + 25068413.
It is an arithmetic number, because the mean of its divisors is an integer number (75205227).
Almost surely, 2250684085 is an apocalyptic number.
It is an amenable number.
250684085 is a deficient number, since it is larger than the sum of its proper divisors (50136823).
250684085 is an equidigital number, since it uses as much as digits as its factorization.
250684085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50136822.
The product of its (nonzero) digits is 76800, while the sum is 38.
The square root of 250684085 is about 15833.0061896028. The cubic root of 250684085 is about 630.5345970409.
The spelling of 250684085 in words is "two hundred fifty million, six hundred eighty-four thousand, eighty-five".
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