Base | Representation |
---|---|
bin | 1000001010000… |
… | …10101101101000 |
3 | 11202202122021020 |
4 | 10011002231220 |
5 | 120004240241 |
6 | 10442412440 |
7 | 1460436255 |
oct | 405025550 |
9 | 152678236 |
10 | 68430696 |
11 | 35699aa4 |
12 | 1ab01120 |
13 | 1123c449 |
14 | 913442c |
15 | 601ab66 |
hex | 4142b68 |
68430696 has 32 divisors (see below), whose sum is σ = 171837600. Its totient is φ = 22708800.
The previous prime is 68430689. The next prime is 68430697. The reversal of 68430696 is 69603486.
It is a super-3 number, since 3×684306963 (a number of 24 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (68430697) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 730 + ... + 11721.
It is an arithmetic number, because the mean of its divisors is an integer number (5369925).
Almost surely, 268430696 is an apocalyptic number.
It is an amenable number.
68430696 is an abundant number, since it is smaller than the sum of its proper divisors (103406904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68430696 is a wasteful number, since it uses less digits than its factorization.
68430696 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12689 (or 12685 counting only the distinct ones).
The product of its (nonzero) digits is 186624, while the sum is 42.
The square root of 68430696 is about 8272.2848113444. The cubic root of 68430696 is about 409.0254386451.
The spelling of 68430696 in words is "sixty-eight million, four hundred thirty thousand, six hundred ninety-six".
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