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12068143 = 47433593
BaseRepresentation
bin101110000010…
…010100101111
3211201010101021
4232002110233
511042140033
61110355011
7204402043
oct56022457
924633337
1012068143
1168a2a7a
12405ba67
132667019
141862023
1510d5b2d
hexb8252f

12068143 has 8 divisors (see below), whose sum is σ = 12374208. Its totient is φ = 11764224.

The previous prime is 12068129. The next prime is 12068149. The reversal of 12068143 is 34186021.

12068143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12068143 - 29 = 12067631 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 (12068149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20055 + ... + 20647.

It is an arithmetic number, because the mean of its divisors is an integer number (1546776).

Almost surely, 212068143 is an apocalyptic number.

12068143 is a deficient number, since it is larger than the sum of its proper divisors (306065).

12068143 is an equidigital number, since it uses as much as digits as its factorization.

12068143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 12068143 is about 3473.9232864299. The cubic root of 12068143 is about 229.3753878187.

The spelling of 12068143 in words is "twelve million, sixty-eight thousand, one hundred forty-three".

Divisors: 1 47 433 593 20351 27871 256769 12068143