Base | Representation |
---|---|
bin | 11111000000100011000111… |
… | …01110100101001011100000 |
3 | 22221102202121221220221200200 |
4 | 33200101203232211023200 |
5 | 32414200144412242332 |
6 | 401005222020345200 |
7 | 20235314300153631 |
oct | 1740214356451340 |
9 | 287382557827620 |
10 | 68188573946592 |
11 | 1a7aa6803584a0 |
12 | 779349b545200 |
13 | 2c08202503068 |
14 | 12ba4b779d888 |
15 | 7d3b1bce017c |
hex | 3e0463ba52e0 |
68188573946592 has 288 divisors, whose sum is σ = 221438973450240. Its totient is φ = 19715004288000.
The previous prime is 68188573946569. The next prime is 68188573946621. The reversal of 68188573946592 is 29564937588186.
68188573946592 is a `hidden beast` number, since 6 + 8 + 1 + 8 + 85 + 7 + 394 + 65 + 92 = 666.
It is a tau number, because it is divible by the number of its divisors (288).
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, 2083134 + ... + 11862402.
It is an arithmetic number, because the mean of its divisors is an integer number (768885324480).
Almost surely, 268188573946592 is an apocalyptic number.
68188573946592 is a gapful number since it is divisible by the number (62) 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 68188573946592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110719486725120).
68188573946592 is an abundant number, since it is smaller than the sum of its proper divisors (153250399503648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68188573946592 is a wasteful number, since it uses less digits than its factorization.
68188573946592 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9779398 (or 9779387 counting only the distinct ones).
The product of its digits is 6270566400, while the sum is 81.
The spelling of 68188573946592 in words is "sixty-eight trillion, one hundred eighty-eight billion, five hundred seventy-three million, nine hundred forty-six thousand, five hundred ninety-two".
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