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3030142859 = 5669534511
BaseRepresentation
bin1011010010011100…
…0100111110001011
321211011202012120022
42310213010332023
522201204032414
61220402251055
7135042534512
oct26447047613
97734665508
103030142859
1113154891a7
12706956a8b
13393a09553
1420a611679
1512b04a18e
hexb49c4f8b

3030142859 has 4 divisors (see below), whose sum is σ = 3030683040. Its totient is φ = 3029602680.

The previous prime is 3030142837. The next prime is 3030142873. The reversal of 3030142859 is 9582410303.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9582410303 = 27734593539.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3030142859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3030142879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261587 + ... + 272924.

It is an arithmetic number, because the mean of its divisors is an integer number (757670760).

Almost surely, 23030142859 is an apocalyptic number.

3030142859 is a deficient number, since it is larger than the sum of its proper divisors (540181).

3030142859 is an equidigital number, since it uses as much as digits as its factorization.

3030142859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540180.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 3030142859 is about 55046.7334089862. The cubic root of 3030142859 is about 1447.0638737486.

The spelling of 3030142859 in words is "three billion, thirty million, one hundred forty-two thousand, eight hundred fifty-nine".

Divisors: 1 5669 534511 3030142859