Search a number
-
+
68873037886 = 2184718644569
BaseRepresentation
bin100000000100100100…
…1110010100000111110
320120202212202211111001
41000021021302200332
52112022444203021
651350112120514
74655511106552
oct1001111624076
9216685684431
1068873037886
1127233041824
121142153613a
136657b16673
143495099862
151bd1701091
hex100927283e

68873037886 has 8 divisors (see below), whose sum is σ = 103365496080. Its totient is φ = 34417872528.

The previous prime is 68873037853. The next prime is 68873037949.

68873037886 is nontrivially palindromic in base 10.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9318591 + ... + 9325978.

It is an arithmetic number, because the mean of its divisors is an integer number (12920687010).

Almost surely, 268873037886 is an apocalyptic number.

68873037886 is a deficient number, since it is larger than the sum of its proper divisors (34492458194).

68873037886 is a wasteful number, since it uses less digits than its factorization.

68873037886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18646418.

The product of its (nonzero) digits is 65028096, while the sum is 64.

The spelling of 68873037886 in words is "sixty-eight billion, eight hundred seventy-three million, thirty-seven thousand, eight hundred eighty-six".

Divisors: 1 2 1847 3694 18644569 37289138 34436518943 68873037886