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14228829 = 324336767
BaseRepresentation
bin110110010001…
…110101011101
3222202220021200
4312101311131
512120310304
61224550113
7231641316
oct66216535
928686250
1014228829
11803936a
124922339
132c42634
141c6560d
1513b0e39
hexd91d5d

14228829 has 12 divisors (see below), whose sum is σ = 21031296. Its totient is φ = 9265032.

The previous prime is 14228803. The next prime is 14228843. The reversal of 14228829 is 92882241.

It is not a de Polignac number, because 14228829 - 28 = 14228573 is a prime.

It is a super-2 number, since 2×142288292 = 404919149422482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14228793 and 14228802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14228849) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17997 + ... + 18770.

It is an arithmetic number, because the mean of its divisors is an integer number (1752608).

Almost surely, 214228829 is an apocalyptic number.

It is an amenable number.

14228829 is a deficient number, since it is larger than the sum of its proper divisors (6802467).

14228829 is a wasteful number, since it uses less digits than its factorization.

14228829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36816 (or 36813 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 14228829 is about 3772.1120078810. The cubic root of 14228829 is about 242.3202565030.

The spelling of 14228829 in words is "fourteen million, two hundred twenty-eight thousand, eight hundred twenty-nine".

Divisors: 1 3 9 43 129 387 36767 110301 330903 1580981 4742943 14228829