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12325993 = 43286651
BaseRepresentation
bin101111000001…
…010001101001
3212012020002021
4233001101221
511123412433
61120104441
7206524561
oct57012151
925166067
1012325993
116a59779
124165121
1327274b4
1418cbda1
15113722d
hexbc1469

12325993 has 4 divisors (see below), whose sum is σ = 12612688. Its totient is φ = 12039300.

The previous prime is 12325991. The next prime is 12326009. The reversal of 12325993 is 39952321.

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 12325993 - 21 = 12325991 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12325991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143283 + ... + 143368.

It is an arithmetic number, because the mean of its divisors is an integer number (3153172).

Almost surely, 212325993 is an apocalyptic number.

It is an amenable number.

12325993 is a deficient number, since it is larger than the sum of its proper divisors (286695).

12325993 is an equidigital number, since it uses as much as digits as its factorization.

12325993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286694.

The product of its digits is 14580, while the sum is 34.

The square root of 12325993 is about 3510.8393583301. The cubic root of 12325993 is about 230.9975137630.

It can be divided in two parts, 1232 and 5993, that added together give a square (7225 = 852).

The spelling of 12325993 in words is "twelve million, three hundred twenty-five thousand, nine hundred ninety-three".

Divisors: 1 43 286651 12325993