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14047144 = 231755893
BaseRepresentation
bin110101100101…
…011110101000
3222102200001121
4311211132220
512044002034
61221025024
7230253526
oct65453650
928380047
1014047144
117a24911
124855174
132baaa27
141c19316
1513771b4
hexd657a8

14047144 has 8 divisors (see below), whose sum is σ = 26338410. Its totient is φ = 7023568.

The previous prime is 14047139. The next prime is 14047183. The reversal of 14047144 is 44174041.

It can be written as a sum of positive squares in only one way, i.e., 8468100 + 5579044 = 2910^2 + 2362^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 877939 + ... + 877954.

Almost surely, 214047144 is an apocalyptic number.

It is an amenable number.

14047144 is a deficient number, since it is larger than the sum of its proper divisors (12291266).

14047144 is a wasteful number, since it uses less digits than its factorization.

14047144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1755899 (or 1755895 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 14047144 is about 3747.9519740786. The cubic root of 14047144 is about 241.2844560485.

The spelling of 14047144 in words is "fourteen million, forty-seven thousand, one hundred forty-four".

Divisors: 1 2 4 8 1755893 3511786 7023572 14047144