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12052097 = 57121107
BaseRepresentation
bin101101111110…
…011010000001
3211200022100222
4231332122001
511041131342
61110152425
7204304211
oct55763201
924608328
1012052097
116891a12
124052715
13265c925
14185a241
1510d0ed2
hexb7e681

12052097 has 4 divisors (see below), whose sum is σ = 12073776. Its totient is φ = 12030420.

The previous prime is 12052093. The next prime is 12052123. The reversal of 12052097 is 79025021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12052097 - 22 = 12052093 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12052093) 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 3 ways as a sum of consecutive naturals, for example, 9983 + ... + 11124.

It is an arithmetic number, because the mean of its divisors is an integer number (3018444).

Almost surely, 212052097 is an apocalyptic number.

It is an amenable number.

12052097 is a deficient number, since it is larger than the sum of its proper divisors (21679).

12052097 is an equidigital number, since it uses as much as digits as its factorization.

12052097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21678.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 12052097 is about 3471.6130256698. The cubic root of 12052097 is about 229.2736823085.

The spelling of 12052097 in words is "twelve million, fifty-two thousand, ninety-seven".

Divisors: 1 571 21107 12052097