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12104057 = 77323687
BaseRepresentation
bin101110001011…
…000101111001
3211202221122102
4232023011321
511044312212
61111233145
7204611540
oct56130571
924687572
1012104057
116917a59
1240787b5
13267a484
141871157
1510e15c2
hexb8b179

12104057 has 8 divisors (see below), whose sum is σ = 14023296. Its totient is φ = 10232352.

The previous prime is 12104041. The next prime is 12104063. The reversal of 12104057 is 75040121.

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 12104057 - 24 = 12104041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12104077) 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 7 ways as a sum of consecutive naturals, for example, 11333 + ... + 12354.

It is an arithmetic number, because the mean of its divisors is an integer number (1752912).

Almost surely, 212104057 is an apocalyptic number.

It is an amenable number.

12104057 is a deficient number, since it is larger than the sum of its proper divisors (1919239).

12104057 is an equidigital number, since it uses as much as digits as its factorization.

12104057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23767.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 12104057 is about 3479.0885300607. The cubic root of 12104057 is about 229.6026978380.

Adding to 12104057 its reverse (75040121), we get a palindrome (87144178).

The spelling of 12104057 in words is "twelve million, one hundred four thousand, fifty-seven".

Divisors: 1 7 73 511 23687 165809 1729151 12104057