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6230009 = 12794871
BaseRepresentation
bin10111110000111111111001
3102201111222002
4113300333321
53043330014
6341310345
7103645202
oct27607771
912644862
106230009
113575775
1221053b5
1313a18c6
14b825a9
15830dde
hex5f0ff9

6230009 has 4 divisors (see below), whose sum is σ = 6236160. Its totient is φ = 6223860.

The previous prime is 6229957. The next prime is 6230017. The reversal of 6230009 is 9000326.

It is a happy number.

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: 9000326 = 24500163.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-6230009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6230069) 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, 1157 + ... + 3714.

It is an arithmetic number, because the mean of its divisors is an integer number (1559040).

Almost surely, 26230009 is an apocalyptic number.

It is an amenable number.

6230009 is a deficient number, since it is larger than the sum of its proper divisors (6151).

6230009 is a wasteful number, since it uses less digits than its factorization.

6230009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6150.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 6230009 is about 2495.9985977560. The cubic root of 6230009 is about 184.0049719041.

The spelling of 6230009 in words is "six million, two hundred thirty thousand, nine".

Divisors: 1 1279 4871 6230009