Search a number
-
+
68084315360 = 255425526971
BaseRepresentation
bin111111011010001001…
…000011010011100000
320111201220122120120122
4333122021003103200
52103414041042420
651135535055412
74630123063145
oct773211032340
9214656576518
1068084315360
1126968903926
1211241371568
1365605b1949
14341c4283cc
151b87355725
hexfda2434e0

68084315360 has 24 divisors (see below), whose sum is σ = 160849195416. Its totient is φ = 27233726080.

The previous prime is 68084315357. The next prime is 68084315371. The reversal of 68084315360 is 6351348086.

It is a congruent 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, 212763326 + ... + 212763645.

It is an arithmetic number, because the mean of its divisors is an integer number (6702049809).

Almost surely, 268084315360 is an apocalyptic number.

It is an amenable number.

68084315360 is an abundant number, since it is smaller than the sum of its proper divisors (92764880056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68084315360 is a wasteful number, since it uses less digits than its factorization.

68084315360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425526986 (or 425526978 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 68084315360 in words is "sixty-eight billion, eighty-four million, three hundred fifteen thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 425526971 851053942 1702107884 2127634855 3404215768 4255269710 6808431536 8510539420 13616863072 17021078840 34042157680 68084315360