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230584725 = 3452716267
BaseRepresentation
bin11011011111001…
…11000110010101
3121001212220210000
431233213012111
5433012202400
634514121513
75466636450
oct1557470625
9531786700
10230584725
11109182798
1265280299
1338a05487
14228a4497
151539b600
hexdbe7195

230584725 has 60 divisors (see below), whose sum is σ = 488170144. Its totient is φ = 105403680.

The previous prime is 230584723. The next prime is 230584733. The reversal of 230584725 is 527485032.

230584725 is a `hidden beast` number, since 2 + 3 + 0 + 584 + 72 + 5 = 666.

It is not a de Polignac number, because 230584725 - 21 = 230584723 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 230584725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230584723) by changing a digit.

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 59 ways as a sum of consecutive naturals, for example, 6042 + ... + 22308.

Almost surely, 2230584725 is an apocalyptic number.

230584725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

230584725 is an abundant number, since it is smaller than the sum of its proper divisors (257585419).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230584725 is a wasteful number, since it uses less digits than its factorization.

230584725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16296 (or 16282 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 230584725 is about 15185.0164636065. The cubic root of 230584725 is about 613.2113407012.

The spelling of 230584725 in words is "two hundred thirty million, five hundred eighty-four thousand, seven hundred twenty-five".

Divisors: 1 3 5 7 9 15 21 25 27 35 45 63 75 81 105 135 175 189 225 315 405 525 567 675 945 1575 2025 2835 4725 14175 16267 48801 81335 113869 146403 244005 341607 406675 439209 569345 732015 1024821 1220025 1317627 1708035 2196045 2846725 3074463 3660075 5124105 6588135 8540175 9223389 10980225 15372315 25620525 32940675 46116945 76861575 230584725