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14518039 = 19375223
BaseRepresentation
bin110111011000…
…011100010111
31000022121000011
4313120130113
512204034124
61235101051
7234254434
oct67303427
930277004
1014518039
118216688
124a41787
133014173
141cdcb8b
15141b994
hexdd8717

14518039 has 4 divisors (see below), whose sum is σ = 14593456. Its totient is φ = 14442624.

The previous prime is 14518019. The next prime is 14518069. The reversal of 14518039 is 93081541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14518039 - 29 = 14517527 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 14518039.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14518019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37419 + ... + 37804.

It is an arithmetic number, because the mean of its divisors is an integer number (3648364).

Almost surely, 214518039 is an apocalyptic number.

14518039 is a deficient number, since it is larger than the sum of its proper divisors (75417).

14518039 is an equidigital number, since it uses as much as digits as its factorization.

14518039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75416.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 14518039 is about 3810.2544534453. The cubic root of 14518039 is about 243.9510281992.

The spelling of 14518039 in words is "fourteen million, five hundred eighteen thousand, thirty-nine".

Divisors: 1 193 75223 14518039