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14908489 = 31480919
BaseRepresentation
bin111000110111…
…110001001001
31001001102121021
4320313301021
512304032424
61251312441
7240501661
oct70676111
931042537
1014908489
118462a72
124bab721
13311cabb
141da11a1
1514974e4
hexe37c49

14908489 has 4 divisors (see below), whose sum is σ = 15389440. Its totient is φ = 14427540.

The previous prime is 14908463. The next prime is 14908513. The reversal of 14908489 is 98480941.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14908489 - 25 = 14908457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14908409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240429 + ... + 240490.

It is an arithmetic number, because the mean of its divisors is an integer number (3847360).

Almost surely, 214908489 is an apocalyptic number.

It is an amenable number.

14908489 is a deficient number, since it is larger than the sum of its proper divisors (480951).

14908489 is an equidigital number, since it uses as much as digits as its factorization.

14908489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480950.

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 14908489 is about 3861.1512531886. The cubic root of 14908489 is about 246.1186606684.

The spelling of 14908489 in words is "fourteen million, nine hundred eight thousand, four hundred eighty-nine".

Divisors: 1 31 480919 14908489