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14220704 = 251726141
BaseRepresentation
bin110110001111…
…110110100000
3222202111010202
4312033312200
512120030304
61224444332
7231605531
oct66176640
928674122
1014220704
118033253
1249196a8
132c3ba24
141c62688
1513ad81e
hexd8fda0

14220704 has 24 divisors (see below), whose sum is σ = 29645028. Its totient is φ = 6691840.

The previous prime is 14220697. The next prime is 14220719. The reversal of 14220704 is 40702241.

It can be written as a sum of positive squares in 2 ways, for example, as 13337104 + 883600 = 3652^2 + 940^2 .

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 3 ways as a sum of consecutive naturals, for example, 12527 + ... + 13614.

Almost surely, 214220704 is an apocalyptic number.

It is an amenable number.

14220704 is an abundant number, since it is smaller than the sum of its proper divisors (15424324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14220704 is a wasteful number, since it uses less digits than its factorization.

14220704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26168 (or 26160 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 14220704 is about 3771.0348712257. The cubic root of 14220704 is about 242.2741241765.

Adding to 14220704 its reverse (40702241), we get a palindrome (54922945).

The spelling of 14220704 in words is "fourteen million, two hundred twenty thousand, seven hundred four".

Divisors: 1 2 4 8 16 17 32 34 68 136 272 544 26141 52282 104564 209128 418256 444397 836512 888794 1777588 3555176 7110352 14220704