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68087230084 = 22163104428267
BaseRepresentation
bin111111011010010100…
…001010111010000100
320111202010010122211101
4333122110022322010
52103420312330314
651140121345444
74630156622656
oct773224127204
9214663118741
1068087230084
112696a514795
1211242338284
136561092533
14341c9866d6
151b8772e174
hexfda50ae84

68087230084 has 12 divisors (see below), whose sum is σ = 119883651664. Its totient is φ = 33834758184.

The previous prime is 68087230061. The next prime is 68087230087. The reversal of 68087230084 is 48003278086.

68087230084 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (68087230087) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52213482 + ... + 52214785.

Almost surely, 268087230084 is an apocalyptic number.

It is an amenable number.

68087230084 is a deficient number, since it is larger than the sum of its proper divisors (51796421580).

68087230084 is a wasteful number, since it uses less digits than its factorization.

68087230084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104428434 (or 104428432 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 46.

The spelling of 68087230084 in words is "sixty-eight billion, eighty-seven million, two hundred thirty thousand, eighty-four".

Divisors: 1 2 4 163 326 652 104428267 208856534 417713068 17021807521 34043615042 68087230084