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6068518493 = 193277113513
BaseRepresentation
bin1011010011011011…
…00011111001011101
3120122220222200101012
411221231203321131
544412020042433
62442101225005
7303245361512
oct55155437135
916586880335
106068518493
11263457a844
121214402165
1375933915b
14417d67309
15257b6e848
hex169b63e5d

6068518493 has 8 divisors (see below), whose sum is σ = 6122037048. Its totient is φ = 6015227904.

The previous prime is 6068518483. The next prime is 6068518507. The reversal of 6068518493 is 3948158606.

It can be written as a sum of positive squares in 4 ways, for example, as 345142084 + 5723376409 = 18578^2 + 75653^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-6068518493 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 (6068518483) 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, 3296 + ... + 110217.

It is an arithmetic number, because the mean of its divisors is an integer number (765254631).

Almost surely, 26068518493 is an apocalyptic number.

It is an amenable number.

6068518493 is a deficient number, since it is larger than the sum of its proper divisors (53518555).

6068518493 is a wasteful number, since it uses less digits than its factorization.

6068518493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113983.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The square root of 6068518493 is about 77900.6963576065. The cubic root of 6068518493 is about 1824.0114486632.

The spelling of 6068518493 in words is "six billion, sixty-eight million, five hundred eighteen thousand, four hundred ninety-three".

Divisors: 1 193 277 53461 113513 21908009 31443101 6068518493