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64316243030 = 2513494740331
BaseRepresentation
bin111011111001100010…
…111111110001010110
320011000022100200002012
4323321202333301112
52023204424234110
645314012144222
74434550021424
oct737142776126
9204008320065
1064316243030
112530492a366
121056b468072
1360aca45a50
143181c08114
151a16644905
hexef98bfc56

64316243030 has 16 divisors (see below), whose sum is σ = 124674563664. Its totient is φ = 23747535840.

The previous prime is 64316243029. The next prime is 64316243071. The reversal of 64316243030 is 3034261346.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247370036 + ... + 247370295.

It is an arithmetic number, because the mean of its divisors is an integer number (7792160229).

Almost surely, 264316243030 is an apocalyptic number.

64316243030 is a deficient number, since it is larger than the sum of its proper divisors (60358320634).

64316243030 is a wasteful number, since it uses less digits than its factorization.

64316243030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494740351.

The product of its (nonzero) digits is 31104, while the sum is 32.

The spelling of 64316243030 in words is "sixty-four billion, three hundred sixteen million, two hundred forty-three thousand, thirty".

Divisors: 1 2 5 10 13 26 65 130 494740331 989480662 2473701655 4947403310 6431624303 12863248606 32158121515 64316243030