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230255085 = 3564323873
BaseRepresentation
bin11011011100101…
…10100111101101
3121001021011121010
431232112213231
5432421130320
634503055433
75464064424
oct1556264755
9531234533
10230255085
11108a78065
1265141579
133891b418
142281a2bb
1515333ae0
hexdb969ed

230255085 has 16 divisors (see below), whose sum is σ = 368996544. Its totient is φ = 122606592.

The previous prime is 230255083. The next prime is 230255087. The reversal of 230255085 is 580552032.

It is an interprime number because it is at equal distance from previous prime (230255083) and next prime (230255087).

It is not a de Polignac number, because 230255085 - 21 = 230255083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230255083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2292 + ... + 21581.

It is an arithmetic number, because the mean of its divisors is an integer number (23062284).

Almost surely, 2230255085 is an apocalyptic number.

It is an amenable number.

230255085 is a deficient number, since it is larger than the sum of its proper divisors (138741459).

230255085 is a wasteful number, since it uses less digits than its factorization.

230255085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24524.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 230255085 is about 15174.1584610152. The cubic root of 230255085 is about 612.9189891765.

The spelling of 230255085 in words is "two hundred thirty million, two hundred fifty-five thousand, eighty-five".

Divisors: 1 3 5 15 643 1929 3215 9645 23873 71619 119365 358095 15350339 46051017 76751695 230255085