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3001009 = 111491831
BaseRepresentation
bin1011011100101010110001
312122110121111
423130222301
51232013014
6144153321
734336204
oct13345261
95573544
103001009
11176a780
121008841
13810c5b
1458193b
153e42c4
hex2dcab1

3001009 has 8 divisors (see below), whose sum is σ = 3297600. Its totient is φ = 2708400.

The previous prime is 3001003. The next prime is 3001021. The reversal of 3001009 is 9001003.

It is a happy number.

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 3001009 - 23 = 3001001 is a prime.

It is a Duffinian number.

3001009 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3001009.

It is not an unprimeable number, because it can be changed into a prime (3001001) 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, 724 + ... + 2554.

It is an arithmetic number, because the mean of its divisors is an integer number (412200).

Almost surely, 23001009 is an apocalyptic number.

It is an amenable number.

3001009 is a deficient number, since it is larger than the sum of its proper divisors (296591).

3001009 is a wasteful number, since it uses less digits than its factorization.

3001009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1991.

The product of its (nonzero) digits is 27, while the sum is 13.

The square root of 3001009 is about 1732.3420562926. The cubic root of 3001009 is about 144.2411244385.

The spelling of 3001009 in words is "three million, one thousand, nine".

Divisors: 1 11 149 1639 1831 20141 272819 3001009