Search a number
-
+
68092883348688 = 2434116178302243
BaseRepresentation
bin11110111101110000111000…
…00111111010110011010000
322221002121122010011220210000
433132320130013322303100
532411113211114124223
6400453234435010000
720225356061410632
oct1736703407726320
9287077563156700
1068092883348688
111a773036521a30
127778a34a39900
132bcc1927554b3
1412b59dabd2a52
157d13bb095543
hex3dee1c1facd0

68092883348688 has 200 divisors, whose sum is σ = 218521517629536. Its totient is φ = 20295941126400.

The previous prime is 68092883348663. The next prime is 68092883348719. The reversal of 68092883348688 is 88684338829086.

68092883348688 is a `hidden beast` number, since 6 + 8 + 0 + 9 + 28 + 8 + 33 + 486 + 88 = 666.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 38281506 + ... + 40020737.

Almost surely, 268092883348688 is an apocalyptic number.

It is an amenable number.

68092883348688 is an abundant number, since it is smaller than the sum of its proper divisors (150428634280848).

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

68092883348688 is a wasteful number, since it uses less digits than its factorization.

68092883348688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78302335 (or 78302320 counting only the distinct ones).

The product of its (nonzero) digits is 6115295232, while the sum is 81.

The spelling of 68092883348688 in words is "sixty-eight trillion, ninety-two billion, eight hundred eighty-three million, three hundred forty-eight thousand, six hundred eighty-eight".