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12164065 = 58329311
BaseRepresentation
bin101110011001…
…101111100001
3211212222221221
4232121233201
511103222230
61112415041
7205251514
oct56315741
924788857
1012164065
116959051
1240a7481
13269b894
141888d7b
15110427a
hexb99be1

12164065 has 8 divisors (see below), whose sum is σ = 14773248. Its totient is φ = 9613680.

The previous prime is 12164057. The next prime is 12164077. The reversal of 12164065 is 56046121.

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

It is not a de Polignac number, because 12164065 - 23 = 12164057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14241 + ... + 15070.

It is an arithmetic number, because the mean of its divisors is an integer number (1846656).

Almost surely, 212164065 is an apocalyptic number.

It is an amenable number.

12164065 is a deficient number, since it is larger than the sum of its proper divisors (2609183).

12164065 is an equidigital number, since it uses as much as digits as its factorization.

12164065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29399.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 12164065 is about 3487.7019654781. The cubic root of 12164065 is about 229.9815044989.

The spelling of 12164065 in words is "twelve million, one hundred sixty-four thousand, sixty-five".

Divisors: 1 5 83 415 29311 146555 2432813 12164065