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18614085 = 357296113
BaseRepresentation
bin100011100000…
…0011101000101
31022000200201120
41013000131011
514231122320
61502544153
7314134320
oct107003505
938020646
1018614085
11a564046
126298059
133b19669
1426877b7
15197a440
hex11c0745

18614085 has 32 divisors (see below), whose sum is σ = 35216640. Its totient is φ = 8214528.

The previous prime is 18614081. The next prime is 18614119. The reversal of 18614085 is 58041681.

It is not a de Polignac number, because 18614085 - 22 = 18614081 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18614081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12 + ... + 6101.

It is an arithmetic number, because the mean of its divisors is an integer number (1100520).

Almost surely, 218614085 is an apocalyptic number.

18614085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

18614085 is a deficient number, since it is larger than the sum of its proper divisors (16602555).

18614085 is a wasteful number, since it uses less digits than its factorization.

18614085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6157.

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 18614085 is about 4314.4043621339. The cubic root of 18614085 is about 265.0211683577.

The spelling of 18614085 in words is "eighteen million, six hundred fourteen thousand, eighty-five".

Divisors: 1 3 5 7 15 21 29 35 87 105 145 203 435 609 1015 3045 6113 18339 30565 42791 91695 128373 177277 213955 531831 641865 886385 1240939 2659155 3722817 6204695 18614085