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14488385 = 512172381
BaseRepresentation
bin110111010001…
…001101000001
31000021002022212
4313101031001
512202112020
61234311505
7234102122
oct67211501
930232285
1014488385
1181a637a
124a28595
133003812
141cd2049
151412cc5
hexdd1341

14488385 has 8 divisors (see below), whose sum is σ = 17407656. Its totient is φ = 11576320.

The previous prime is 14488379. The next prime is 14488417. The reversal of 14488385 is 58388441.

It can be written as a sum of positive squares in 4 ways, for example, as 283024 + 14205361 = 532^2 + 3769^2 .

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

It is a de Polignac number, because none of the positive numbers 2k-14488385 is a prime.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 4895 + ... + 7275.

It is an arithmetic number, because the mean of its divisors is an integer number (2175957).

Almost surely, 214488385 is an apocalyptic number.

It is an amenable number.

14488385 is a deficient number, since it is larger than the sum of its proper divisors (2919271).

14488385 is a wasteful number, since it uses less digits than its factorization.

14488385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3603.

The product of its digits is 122880, while the sum is 41.

The square root of 14488385 is about 3806.3611231726. The cubic root of 14488385 is about 243.7848199216.

The spelling of 14488385 in words is "fourteen million, four hundred eighty-eight thousand, three hundred eighty-five".

Divisors: 1 5 1217 2381 6085 11905 2897677 14488385