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12014331 = 371733307
BaseRepresentation
bin101101110101…
…001011111011
3211121101120020
4231311023323
511033424311
61105301523
7204056130
oct55651373
924541506
1012014331
1168665aa
1240348a3
132648694
14184a587
1510c4c06
hexb752fb

12014331 has 16 divisors (see below), whose sum is σ = 18418944. Its totient is φ = 6823584.

The previous prime is 12014311. The next prime is 12014339. The reversal of 12014331 is 13341021.

It is not a de Polignac number, because 12014331 - 27 = 12014203 is a prime.

It is a super-2 number, since 2×120143312 = 288688298755122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12014331.

It is not an unprimeable number, because it can be changed into a prime (12014339) 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, 1980 + ... + 5286.

It is an arithmetic number, because the mean of its divisors is an integer number (1151184).

Almost surely, 212014331 is an apocalyptic number.

12014331 is a deficient number, since it is larger than the sum of its proper divisors (6404613).

12014331 is a wasteful number, since it uses less digits than its factorization.

12014331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3490.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 12014331 is about 3466.1694996062. The cubic root of 12014331 is about 229.0339505863.

Adding to 12014331 its reverse (13341021), we get a palindrome (25355352).

The spelling of 12014331 in words is "twelve million, fourteen thousand, three hundred thirty-one".

Divisors: 1 3 7 21 173 519 1211 3307 3633 9921 23149 69447 572111 1716333 4004777 12014331