Base | Representation |
---|---|
bin | 1000001001111… |
… | …11001000000010 |
3 | 11202201220010000 |
4 | 10010333020002 |
5 | 120003303002 |
6 | 10442220430 |
7 | 1460345364 |
oct | 404771002 |
9 | 152656100 |
10 | 68416002 |
11 | 35689a56 |
12 | 1aab4716 |
13 | 11235855 |
14 | 912cd34 |
15 | 601661c |
hex | 413f202 |
68416002 has 20 divisors (see below), whose sum is σ = 153302886. Its totient is φ = 22805280.
The previous prime is 68415931. The next prime is 68416013. The reversal of 68416002 is 20061486.
It can be written as a sum of positive squares in only one way, i.e., 68409441 + 6561 = 8271^2 + 81^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 210999 + ... + 211322.
Almost surely, 268416002 is an apocalyptic number.
68416002 is an abundant number, since it is smaller than the sum of its proper divisors (84886884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68416002 is a wasteful number, since it uses less digits than its factorization.
68416002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 422335 (or 422326 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 68416002 is about 8271.3966172588. The cubic root of 68416002 is about 408.9961601176.
Adding to 68416002 its reverse (20061486), we get a palindrome (88477488).
The spelling of 68416002 in words is "sixty-eight million, four hundred sixteen thousand, two".
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