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14807412 = 2232421977
BaseRepresentation
bin111000011111…
…000101110100
31000212021221200
4320133011310
512242314122
61245212500
7236601204
oct70370564
930767850
1014807412
1183a4034
124b61130
1330b5aa9
141d76404
1514775ac
hexe1f174

14807412 has 36 divisors (see below), whose sum is σ = 37557156. Its totient is φ = 4919040.

The previous prime is 14807381. The next prime is 14807413. The reversal of 14807412 is 21470841.

It can be written as a sum of positive squares in 2 ways, for example, as 6022116 + 8785296 = 2454^2 + 2964^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14807413) 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, 14668 + ... + 15644.

Almost surely, 214807412 is an apocalyptic number.

14807412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14807412 is an abundant number, since it is smaller than the sum of its proper divisors (22749744).

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

14807412 is a wasteful number, since it uses less digits than its factorization.

14807412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1408 (or 1403 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

The square root of 14807412 is about 3848.0400205819. The cubic root of 14807412 is about 245.5611847892.

The spelling of 14807412 in words is "fourteen million, eight hundred seven thousand, four hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 421 842 977 1263 1684 1954 2526 2931 3789 3908 5052 5862 7578 8793 11724 15156 17586 35172 411317 822634 1233951 1645268 2467902 3701853 4935804 7403706 14807412