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14228090 = 2510971297
BaseRepresentation
bin110110010001…
…101001111010
3222202212021022
4312101221322
512120244330
61224542442
7231636212
oct66215172
928685238
1014228090
118038858
124921a22
132c421b6
141c65242
1513b0ae5
hexd91a7a

14228090 has 16 divisors (see below), whose sum is σ = 25653672. Its totient is φ = 5681664.

The previous prime is 14228033. The next prime is 14228113. The reversal of 14228090 is 9082241.

It can be written as a sum of positive squares in 4 ways, for example, as 13608721 + 619369 = 3689^2 + 787^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10322 + ... + 11618.

Almost surely, 214228090 is an apocalyptic number.

14228090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14228090 is a deficient number, since it is larger than the sum of its proper divisors (11425582).

14228090 is a wasteful number, since it uses less digits than its factorization.

14228090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2401.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 14228090 is about 3772.0140508752. The cubic root of 14228090 is about 242.3160613166.

The spelling of 14228090 in words is "fourteen million, two hundred twenty-eight thousand, ninety".

Divisors: 1 2 5 10 1097 1297 2194 2594 5485 6485 10970 12970 1422809 2845618 7114045 14228090