Search a number
-
+
68567430360 = 233511132307367
BaseRepresentation
bin111111110110111011…
…111111010011011000
320112222120201100202210
4333312323333103120
52110411230232420
651255513555120
74645110353532
oct776673772330
9215876640683
1068567430360
1127096588320
1211357115aa0
136609704400
143466666852
151bb49859e0
hexff6eff4d8

68567430360 has 192 divisors, whose sum is σ = 242992846080. Its totient is φ = 15343710720.

The previous prime is 68567430331. The next prime is 68567430401. The reversal of 68567430360 is 6303476586.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 69397 + ... + 376763.

It is an arithmetic number, because the mean of its divisors is an integer number (1265587740).

Almost surely, 268567430360 is an apocalyptic number.

68567430360 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68567430360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121496423040).

68567430360 is an abundant number, since it is smaller than the sum of its proper divisors (174425415720).

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

68567430360 is a wasteful number, since it uses less digits than its factorization.

68567430360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307418 (or 307401 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 48.

The spelling of 68567430360 in words is "sixty-eight billion, five hundred sixty-seven million, four hundred thirty thousand, three hundred sixty".