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14200331 = 36738693
BaseRepresentation
bin110110001010…
…111000001011
3222201110012012
4312022320023
512113402311
61224210135
7231462245
oct66127013
928643165
1014200331
118019a12
12490994b
132c32682
141c59095
1513a778b
hexd8ae0b

14200331 has 4 divisors (see below), whose sum is σ = 14239392. Its totient is φ = 14161272.

The previous prime is 14200327. The next prime is 14200337. The reversal of 14200331 is 13300241.

14200331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13300241 = 29458629.

It is a cyclic number.

It is not a de Polignac number, because 14200331 - 22 = 14200327 is a prime.

It is a super-2 number, since 2×142003312 = 403298801019122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14200337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18980 + ... + 19713.

It is an arithmetic number, because the mean of its divisors is an integer number (3559848).

Almost surely, 214200331 is an apocalyptic number.

14200331 is a deficient number, since it is larger than the sum of its proper divisors (39061).

14200331 is an equidigital number, since it uses as much as digits as its factorization.

14200331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39060.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 14200331 is about 3768.3326551673. The cubic root of 14200331 is about 242.1583725303.

Adding to 14200331 its reverse (13300241), we get a palindrome (27500572).

The spelling of 14200331 in words is "fourteen million, two hundred thousand, three hundred thirty-one".

Divisors: 1 367 38693 14200331