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230002485 = 35314311503
BaseRepresentation
bin11011011010110…
…00111100110101
3121000210100002120
431231120330311
5432340034420
634453430153
75461663116
oct1555307465
9530710076
10230002485
111089152a9
126503b359
133886045b
142279220d
15152d3d40
hexdb58f35

230002485 has 32 divisors (see below), whose sum is σ = 388743168. Its totient is φ = 115940160.

The previous prime is 230002483. The next prime is 230002501. The reversal of 230002485 is 584200032.

It is not a de Polignac number, because 230002485 - 21 = 230002483 is a prime.

It is a super-2 number, since 2×2300024852 = 105802286212350450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230002483) 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 31 ways as a sum of consecutive naturals, for example, 14244 + ... + 25746.

It is an arithmetic number, because the mean of its divisors is an integer number (12148224).

Almost surely, 2230002485 is an apocalyptic number.

It is an amenable number.

230002485 is a deficient number, since it is larger than the sum of its proper divisors (158740683).

230002485 is a wasteful number, since it uses less digits than its factorization.

230002485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11585.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 230002485 is about 15165.8328159056. The cubic root of 230002485 is about 612.6947740961.

The spelling of 230002485 in words is "two hundred thirty million, two thousand, four hundred eighty-five".

Divisors: 1 3 5 15 31 43 93 129 155 215 465 645 1333 3999 6665 11503 19995 34509 57515 172545 356593 494629 1069779 1483887 1782965 2473145 5348895 7419435 15333499 46000497 76667495 230002485