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12119249 = 174359281
BaseRepresentation
bin101110001110…
…110011010001
3211210201111002
4232032303101
511100303444
61111431345
7205004042
oct56166321
924721432
1012119249
11692840a
124085555
13268436c
1418768c9
1510e5d4e
hexb8ecd1

12119249 has 16 divisors (see below), whose sum is σ = 13400640. Its totient is φ = 10913280.

The previous prime is 12119221. The next prime is 12119267. The reversal of 12119249 is 94291121.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12119249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12110249) 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 15 ways as a sum of consecutive naturals, for example, 42989 + ... + 43269.

It is an arithmetic number, because the mean of its divisors is an integer number (837540).

Almost surely, 212119249 is an apocalyptic number.

It is an amenable number.

12119249 is a deficient number, since it is larger than the sum of its proper divisors (1281391).

12119249 is a wasteful number, since it uses less digits than its factorization.

12119249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400.

The product of its digits is 1296, while the sum is 29.

The square root of 12119249 is about 3481.2711758781. The cubic root of 12119249 is about 229.6987170452.

The spelling of 12119249 in words is "twelve million, one hundred nineteen thousand, two hundred forty-nine".

Divisors: 1 17 43 59 281 731 1003 2537 4777 12083 16579 43129 205411 281843 712897 12119249