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230187325 = 5241713163
BaseRepresentation
bin11011011100001…
…10000100111101
3121001010201122111
431232012010331
5432411443300
634501414021
75463363034
oct1556060475
9531121574
10230187325
11108a31165
126510a311
13388c6624
14227dd71b
151531d9ba
hexdb8613d

230187325 has 24 divisors (see below), whose sum is σ = 296606016. Its totient is φ = 177072000.

The previous prime is 230187319. The next prime is 230187329. The reversal of 230187325 is 523781032.

It is a de Polignac number, because none of the positive numbers 2k-230187325 is a prime.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230187329) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71194 + ... + 74356.

It is an arithmetic number, because the mean of its divisors is an integer number (12358584).

Almost surely, 2230187325 is an apocalyptic number.

230187325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

230187325 is a deficient number, since it is larger than the sum of its proper divisors (66418691).

230187325 is a wasteful number, since it uses less digits than its factorization.

230187325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3285 (or 3280 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 230187325 is about 15171.9255534688. The cubic root of 230187325 is about 612.8588595376.

The spelling of 230187325 in words is "two hundred thirty million, one hundred eighty-seven thousand, three hundred twenty-five".

Divisors: 1 5 25 41 71 205 355 1025 1775 2911 3163 14555 15815 72775 79075 129683 224573 648415 1122865 3242075 5614325 9207493 46037465 230187325