Search a number
-
+
68278582410341 = 417322812757237
BaseRepresentation
bin11111000011001010110001…
…01001100111110001100101
322221202100221210201122220012
433201211120221213301211
532422134014044112331
6401114425302220005
720244651631401062
oct1741453051476145
9287670853648805
1068278582410341
111a83486982a516
1277a8a1b124605
132c13847cc9874
1412c09b5861c69
157d6138c8e82b
hex3e1958a67c65

68278582410341 has 8 divisors (see below), whose sum is σ = 70902049495704. Its totient is φ = 65700740839680.

The previous prime is 68278582410331. The next prime is 68278582410361. The reversal of 68278582410341 is 14301428587286.

It can be written as a sum of positive squares in 4 ways, for example, as 6785868700900 + 61492713709441 = 2604970^2 + 7841729^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 68278582410341 - 218 = 68278582148197 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 (68278582410331) 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, 11406375626 + ... + 11406381611.

It is an arithmetic number, because the mean of its divisors is an integer number (8862756186963).

Almost surely, 268278582410341 is an apocalyptic number.

It is an amenable number.

68278582410341 is a deficient number, since it is larger than the sum of its proper divisors (2623467085363).

68278582410341 is a wasteful number, since it uses less digits than its factorization.

68278582410341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22812757351.

The product of its (nonzero) digits is 20643840, while the sum is 59.

The spelling of 68278582410341 in words is "sixty-eight trillion, two hundred seventy-eight billion, five hundred eighty-two million, four hundred ten thousand, three hundred forty-one".

Divisors: 1 41 73 2993 22812757237 935323046717 1665331278301 68278582410341