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16814275 = 521739563
BaseRepresentation
bin100000000100…
…1000011000011
31011122020211221
41000021003003
513301024100
61400215511
7262630132
oct100110303
934566757
1016814275
1195448a5
12576a597
13363939a
142339919
15172201a
hex10090c3

16814275 has 12 divisors (see below), whose sum is σ = 22076712. Its totient is φ = 12659840.

The previous prime is 16814269. The next prime is 16814279. The reversal of 16814275 is 57241861.

It is not a de Polignac number, because 16814275 - 23 = 16814267 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 16814275.

It is not an unprimeable number, because it can be changed into a prime (16814279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19357 + ... + 20206.

It is an arithmetic number, because the mean of its divisors is an integer number (1839726).

Almost surely, 216814275 is an apocalyptic number.

16814275 is a deficient number, since it is larger than the sum of its proper divisors (5262437).

16814275 is a wasteful number, since it uses less digits than its factorization.

16814275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39590 (or 39585 counting only the distinct ones).

The product of its digits is 13440, while the sum is 34.

The square root of 16814275 is about 4100.5213083217. The cubic root of 16814275 is about 256.1883532055.

The spelling of 16814275 in words is "sixteen million, eight hundred fourteen thousand, two hundred seventy-five".

Divisors: 1 5 17 25 85 425 39563 197815 672571 989075 3362855 16814275