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12133314 = 23474897
BaseRepresentation
bin101110010010…
…001111000010
3211211102210000
4232102033002
511101231224
61112020430
7205063044
oct56221702
924742700
1012133314
116937a36
124091716
13268a89b
14187ba94
1510ea0c9
hexb923c2

12133314 has 20 divisors (see below), whose sum is σ = 27187974. Its totient is φ = 4044384.

The previous prime is 12133309. The next prime is 12133321. The reversal of 12133314 is 41333121.

It can be written as a sum of positive squares in only one way, i.e., 12131289 + 2025 = 3483^2 + 45^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 37287 + ... + 37610.

Almost surely, 212133314 is an apocalyptic number.

12133314 is an abundant number, since it is smaller than the sum of its proper divisors (15054660).

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

12133314 is an equidigital number, since it uses as much as digits as its factorization.

12133314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74911 (or 74902 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 12133314 is about 3483.2906855443. The cubic root of 12133314 is about 229.7875416761.

Adding to 12133314 its reverse (41333121), we get a palindrome (53466435).

The spelling of 12133314 in words is "twelve million, one hundred thirty-three thousand, three hundred fourteen".

Divisors: 1 2 3 6 9 18 27 54 81 162 74897 149794 224691 449382 674073 1348146 2022219 4044438 6066657 12133314