Base | Representation |
---|---|
bin | 1000001100001… |
… | …10011101101010 |
3 | 11210021201221020 |
4 | 10012012131222 |
5 | 120042130302 |
6 | 10452353310 |
7 | 1463003313 |
oct | 406063552 |
9 | 153251836 |
10 | 68708202 |
11 | 35869542 |
12 | 1b015836 |
13 | 11308854 |
14 | 91a760a |
15 | 6072ebc |
hex | 418676a |
68708202 has 8 divisors (see below), whose sum is σ = 137416416. Its totient is φ = 22902732.
The previous prime is 68708201. The next prime is 68708243. The reversal of 68708202 is 20280786.
It is a sphenic number, since it is the product of 3 distinct primes.
68708202 is an admirable number.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (68708201) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5725678 + ... + 5725689.
It is an arithmetic number, because the mean of its divisors is an integer number (17177052).
Almost surely, 268708202 is an apocalyptic number.
68708202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68708202 is a wasteful number, since it uses less digits than its factorization.
68708202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11451372.
The product of its (nonzero) digits is 10752, while the sum is 33.
The square root of 68708202 is about 8289.0410784360. The cubic root of 68708202 is about 409.5775978870.
Adding to 68708202 its reverse (20280786), we get a palindrome (88988988).
The spelling of 68708202 in words is "sixty-eight million, seven hundred eight thousand, two hundred two".
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