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14518285 = 52903657
BaseRepresentation
bin110111011000…
…100000001101
31000022121100021
4313120200031
512204041120
61235102141
7234255235
oct67304015
930277307
1014518285
118216891
124a41951
133014302
141cdccc5
15141baaa
hexdd880d

14518285 has 4 divisors (see below), whose sum is σ = 17421948. Its totient is φ = 11614624.

The previous prime is 14518211. The next prime is 14518351. The reversal of 14518285 is 58281541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58281541 = 411421501.

It can be written as a sum of positive squares in 2 ways, for example, as 2553604 + 11964681 = 1598^2 + 3459^2 .

It is a cyclic number.

It is not a de Polignac number, because 14518285 - 29 = 14517773 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14518285.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1451824 + ... + 1451833.

It is an arithmetic number, because the mean of its divisors is an integer number (4355487).

Almost surely, 214518285 is an apocalyptic number.

It is an amenable number.

14518285 is a deficient number, since it is larger than the sum of its proper divisors (2903663).

14518285 is an equidigital number, since it uses as much as digits as its factorization.

14518285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2903662.

The product of its digits is 12800, while the sum is 34.

The square root of 14518285 is about 3810.2867346172. The cubic root of 14518285 is about 243.9524060624.

The spelling of 14518285 in words is "fourteen million, five hundred eighteen thousand, two hundred eighty-five".

Divisors: 1 5 2903657 14518285