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3000159989 = 12723623307
BaseRepresentation
bin1011001011010010…
…1100111011110101
321202002022220210122
42302310230323311
522121020104424
61213411501325
7134226640061
oct26264547365
97662286718
103000159989
1112aa56a672
126b88b7845
1338a73c2c8
14206648aa1
151285c645e
hexb2d2cef5

3000159989 has 4 divisors (see below), whose sum is σ = 3023783424. Its totient is φ = 2976536556.

The previous prime is 3000159947. The next prime is 3000159991. The reversal of 3000159989 is 9899510003.

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 an emirpimes, since its reverse is a distinct semiprime: 9899510003 = 36732695211.

It is a cyclic number.

It is not a de Polignac number, because 3000159989 - 228 = 2731724533 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 (3000159919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11811527 + ... + 11811780.

It is an arithmetic number, because the mean of its divisors is an integer number (755945856).

Almost surely, 23000159989 is an apocalyptic number.

It is an amenable number.

3000159989 is a deficient number, since it is larger than the sum of its proper divisors (23623435).

3000159989 is a wasteful number, since it uses less digits than its factorization.

3000159989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23623434.

The product of its (nonzero) digits is 87480, while the sum is 44.

The square root of 3000159989 is about 54773.7162241161. The cubic root of 3000159989 is about 1442.2752080813.

The spelling of 3000159989 in words is "three billion, one hundred fifty-nine thousand, nine hundred eighty-nine".

Divisors: 1 127 23623307 3000159989