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14166972 = 22321932039
BaseRepresentation
bin110110000010…
…101110111100
3222122202102200
4312002232330
512111320342
61223351500
7231263061
oct66025674
928582380
1014166972
117aa6946
1248b2590
132c20431
141c4ac68
15139c94c
hexd82bbc

14166972 has 36 divisors (see below), whose sum is σ = 36014160. Its totient is φ = 4695552.

The previous prime is 14166959. The next prime is 14166973. The reversal of 14166972 is 27966141.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14166973) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 5929 + ... + 7967.

Almost surely, 214166972 is an apocalyptic number.

14166972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14166972 is an abundant number, since it is smaller than the sum of its proper divisors (21847188).

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

14166972 is a wasteful number, since it uses less digits than its factorization.

14166972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2242 (or 2237 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 14166972 is about 3763.9038244886. The cubic root of 14166972 is about 241.9686000741.

The spelling of 14166972 in words is "fourteen million, one hundred sixty-six thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 9 12 18 36 193 386 579 772 1158 1737 2039 2316 3474 4078 6117 6948 8156 12234 18351 24468 36702 73404 393527 787054 1180581 1574108 2361162 3541743 4722324 7083486 14166972