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6142141385 = 51228428277
BaseRepresentation
bin1011011100001100…
…11010001111001001
3120212001112002222222
411232012122033021
5100034342011020
62453251223425
7305131224512
oct55606321711
916761462888
106142141385
112672095806
121234ba7b75
1376b6759b3
14423a4da09
1525e363b25
hex16e19a3c9

6142141385 has 4 divisors (see below), whose sum is σ = 7370569668. Its totient is φ = 4913713104.

The previous prime is 6142141363. The next prime is 6142141403. The reversal of 6142141385 is 5831412416.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1126810624 + 5015330761 = 33568^2 + 70819^2 .

It is a cyclic number.

It is not a de Polignac number, because 6142141385 - 218 = 6141879241 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 614214134 + ... + 614214143.

It is an arithmetic number, because the mean of its divisors is an integer number (1842642417).

Almost surely, 26142141385 is an apocalyptic number.

It is an amenable number.

6142141385 is a deficient number, since it is larger than the sum of its proper divisors (1228428283).

6142141385 is a wasteful number, since it uses less digits than its factorization.

6142141385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228428282.

The product of its digits is 23040, while the sum is 35.

The square root of 6142141385 is about 78371.8149911051. The cubic root of 6142141385 is about 1831.3580834295.

The spelling of 6142141385 in words is "six billion, one hundred forty-two million, one hundred forty-one thousand, three hundred eighty-five".

Divisors: 1 5 1228428277 6142141385