Base | Representation |
---|---|
bin | 1000001001101… |
… | …10000001101111 |
3 | 11202122222222202 |
4 | 10010312001233 |
5 | 120001104420 |
6 | 10441332115 |
7 | 1460131625 |
oct | 404660157 |
9 | 152588882 |
10 | 68378735 |
11 | 35663a57 |
12 | 1aa9703b |
13 | 112218b9 |
14 | 911d515 |
15 | 600a575 |
hex | 413606f |
68378735 has 8 divisors (see below), whose sum is σ = 83178960. Its totient is φ = 53953344.
The previous prime is 68378683. The next prime is 68378753. The reversal of 68378735 is 53787386.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 68378735 - 216 = 68313199 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 68378735.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93305 + ... + 94034.
It is an arithmetic number, because the mean of its divisors is an integer number (10397370).
Almost surely, 268378735 is an apocalyptic number.
68378735 is a deficient number, since it is larger than the sum of its proper divisors (14800225).
68378735 is a wasteful number, since it uses less digits than its factorization.
68378735 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 187417.
The product of its digits is 846720, while the sum is 47.
The square root of 68378735 is about 8269.1435469461. The cubic root of 68378735 is about 408.9218849588.
The spelling of 68378735 in words is "sixty-eight million, three hundred seventy-eight thousand, seven hundred thirty-five".
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