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12093007 = 31390097
BaseRepresentation
bin101110001000…
…011001001111
3211202101111011
4232020121033
511043434012
61111110051
7204534403
oct56103117
924671434
1012093007
11690a723
124072327
132675434
14186b103
1510dd1a7
hexb8864f

12093007 has 4 divisors (see below), whose sum is σ = 12483136. Its totient is φ = 11702880.

The previous prime is 12092999. The next prime is 12093013. The reversal of 12093007 is 70039021.

12093007 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 an emirpimes, since its reverse is a distinct semiprime: 70039021 = 135387617.

It is a cyclic number.

It is not a de Polignac number, because 12093007 - 23 = 12092999 is a prime.

It is the 3478-th Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12093047) by changing a digit.

It is a nontrivial repunit in base 3477.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195018 + ... + 195079.

It is an arithmetic number, because the mean of its divisors is an integer number (3120784).

Almost surely, 212093007 is an apocalyptic number.

12093007 is a deficient number, since it is larger than the sum of its proper divisors (390129).

12093007 is an equidigital number, since it uses as much as digits as its factorization.

12093007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390128.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 12093007 is about 3477.5001078361. The cubic root of 12093007 is about 229.5328071598.

The spelling of 12093007 in words is "twelve million, ninety-three thousand, seven".

Divisors: 1 31 390097 12093007