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14222029 = 18777577
BaseRepresentation
bin110110010000…
…001011001101
3222202112221211
4312100023031
512120101104
61224454421
7231612433
oct66201315
928675854
1014222029
118034248
12491a411
132c3c503
141c62d53
1513ade04
hexd902cd

14222029 has 4 divisors (see below), whose sum is σ = 14231484. Its totient is φ = 14212576.

The previous prime is 14222003. The next prime is 14222041. The reversal of 14222029 is 92022241.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3232804 + 10989225 = 1798^2 + 3315^2 .

It is a cyclic number.

It is not a de Polignac number, because 14222029 - 25 = 14221997 is a prime.

It is a super-2 number, since 2×142220292 = 404532217753682, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14222129) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1912 + ... + 5665.

It is an arithmetic number, because the mean of its divisors is an integer number (3557871).

Almost surely, 214222029 is an apocalyptic number.

It is an amenable number.

14222029 is a deficient number, since it is larger than the sum of its proper divisors (9455).

14222029 is an equidigital number, since it uses as much as digits as its factorization.

14222029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9454.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 14222029 is about 3771.2105483518. The cubic root of 14222029 is about 242.2816484932.

The spelling of 14222029 in words is "fourteen million, two hundred twenty-two thousand, twenty-nine".

Divisors: 1 1877 7577 14222029