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200250425 = 52591271069
BaseRepresentation
bin10111110111110…
…01010000111001
3111221210202221102
423323321100321
5402231003200
631512021145
74651046324
oct1373712071
9457722842
10200250425
11a3044121
12570917b5
133264429b
141c8497bb
15128a86d5
hexbef9439

200250425 has 24 divisors (see below), whose sum is σ = 254745600. Its totient is φ = 156098880.

The previous prime is 200250403. The next prime is 200250439. The reversal of 200250425 is 524052002.

It is a de Polignac number, because none of the positive numbers 2k-200250425 is a prime.

It is a super-4 number, since 4×2002504254 (a number of 34 digits) contains 4444 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 200250397 and 200250406.

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 23 ways as a sum of consecutive naturals, for example, 186791 + ... + 187859.

It is an arithmetic number, because the mean of its divisors is an integer number (10614400).

Almost surely, 2200250425 is an apocalyptic number.

200250425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

200250425 is a deficient number, since it is larger than the sum of its proper divisors (54495175).

200250425 is a wasteful number, since it uses less digits than its factorization.

200250425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265 (or 1260 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 200250425 is about 14150.9867147136. The cubic root of 200250425 is about 585.0475282202.

The spelling of 200250425 in words is "two hundred million, two hundred fifty thousand, four hundred twenty-five".

Divisors: 1 5 25 59 127 295 635 1069 1475 3175 5345 7493 26725 37465 63071 135763 187325 315355 678815 1576775 3394075 8010017 40050085 200250425