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12094861 = 33313631
BaseRepresentation
bin101110001000…
…110110001101
3211202111000211
4232020312031
511044013421
61111122421
7204542662
oct56106615
924674024
1012094861
116911059
124073411
13267622c
14186ba69
1510dd9e1
hexb88d8d

12094861 has 4 divisors (see below), whose sum is σ = 12101824. Its totient is φ = 12087900.

The previous prime is 12094847. The next prime is 12094891. The reversal of 12094861 is 16849021.

It is a happy number.

12094861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 16849021 = 72407003.

It is a cyclic number.

It is not a de Polignac number, because 12094861 - 25 = 12094829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12094801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1516 + ... + 5146.

It is an arithmetic number, because the mean of its divisors is an integer number (3025456).

Almost surely, 212094861 is an apocalyptic number.

It is an amenable number.

12094861 is a deficient number, since it is larger than the sum of its proper divisors (6963).

12094861 is an equidigital number, since it uses as much as digits as its factorization.

12094861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6962.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 12094861 is about 3477.7666684239. The cubic root of 12094861 is about 229.5445365854.

The spelling of 12094861 in words is "twelve million, ninety-four thousand, eight hundred sixty-one".

Divisors: 1 3331 3631 12094861