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BaseRepresentation
bin11101110011011…
…11011010010001
3122102110012102122
432321233122101
51003001024200
640450424025
76124053530
oct1671573221
9572405378
10250017425
11119145879
126b892015
133ca4a608
14252c2317
1516e39385
hexee6f691

250017425 has 12 divisors (see below), whose sum is σ = 354310656. Its totient is φ = 171440400.

The previous prime is 250017413. The next prime is 250017433. The reversal of 250017425 is 524710052.

It is not a de Polignac number, because 250017425 - 28 = 250017169 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 250017394 and 250017403.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 714161 + ... + 714510.

It is an arithmetic number, because the mean of its divisors is an integer number (29525888).

Almost surely, 2250017425 is an apocalyptic number.

250017425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

250017425 is a deficient number, since it is larger than the sum of its proper divisors (104293231).

250017425 is a wasteful number, since it uses less digits than its factorization.

250017425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428688 (or 1428683 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 250017425 is about 15811.9393181229. The cubic root of 250017425 is about 629.9751606903.

Adding to 250017425 its reverse (524710052), we get a palindrome (774727477).

The spelling of 250017425 in words is "two hundred fifty million, seventeen thousand, four hundred twenty-five".