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12107379 = 323317321
BaseRepresentation
bin101110001011…
…111001110011
3211210010012110
4232023321303
511044414004
61111300403
7204624324
oct56137163
924703173
1012107379
11691a4a9
12407a703
13267bb3b
14187244b
1510e2589
hexb8be73

12107379 has 8 divisors (see below), whose sum is σ = 16213392. Its totient is φ = 8036480.

The previous prime is 12107357. The next prime is 12107387. The reversal of 12107379 is 97370121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12107379 - 29 = 12106867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12107279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7962 + ... + 9359.

It is an arithmetic number, because the mean of its divisors is an integer number (2026674).

Almost surely, 212107379 is an apocalyptic number.

12107379 is a deficient number, since it is larger than the sum of its proper divisors (4106013).

12107379 is a wasteful number, since it uses less digits than its factorization.

12107379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17557.

The product of its (nonzero) digits is 2646, while the sum is 30.

The square root of 12107379 is about 3479.5659212034. The cubic root of 12107379 is about 229.6237009996.

The spelling of 12107379 in words is "twelve million, one hundred seven thousand, three hundred seventy-nine".

Divisors: 1 3 233 699 17321 51963 4035793 12107379