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18614053 = 191377151
BaseRepresentation
bin100011100000…
…0011100100101
31022000200200101
41013000130211
514231122203
61502544101
7314134243
oct107003445
938020611
1018614053
11a564017
126298031
133b19643
142687793
15197a41d
hex11c0725

18614053 has 8 divisors (see below), whose sum is σ = 19739520. Its totient is φ = 17503200.

The previous prime is 18614023. The next prime is 18614069. The reversal of 18614053 is 35041681.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 18614053 - 29 = 18613541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18614003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 973 + ... + 6178.

It is an arithmetic number, because the mean of its divisors is an integer number (2467440).

Almost surely, 218614053 is an apocalyptic number.

It is an amenable number.

18614053 is a deficient number, since it is larger than the sum of its proper divisors (1125467).

18614053 is a wasteful number, since it uses less digits than its factorization.

18614053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7307.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 18614053 is about 4314.4006536250. The cubic root of 18614053 is about 265.0210164891.

The spelling of 18614053 in words is "eighteen million, six hundred fourteen thousand, fifty-three".

Divisors: 1 19 137 2603 7151 135869 979687 18614053