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14000385 = 357133337
BaseRepresentation
bin110101011010…
…000100000001
3222100021220210
4311122010001
512041003020
61220024333
7230000310
oct65320401
928307823
1014000385
1179a2773
1248320a9
132b92669
141c06277
1513683e0
hexd5a101

14000385 has 16 divisors (see below), whose sum is σ = 25600896. Its totient is φ = 6400128.

The previous prime is 14000383. The next prime is 14000423. The reversal of 14000385 is 58300041.

It is not a de Polignac number, because 14000385 - 21 = 14000383 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14000383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66564 + ... + 66773.

It is an arithmetic number, because the mean of its divisors is an integer number (1600056).

Almost surely, 214000385 is an apocalyptic number.

14000385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14000385 is a deficient number, since it is larger than the sum of its proper divisors (11600511).

14000385 is a wasteful number, since it uses less digits than its factorization.

14000385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133352.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 14000385 is about 3741.7088342093. The cubic root of 14000385 is about 241.0164356943.

The spelling of 14000385 in words is "fourteen million, three hundred eighty-five", and thus it is an aban number.

Divisors: 1 3 5 7 15 21 35 105 133337 400011 666685 933359 2000055 2800077 4666795 14000385