Base | Representation |
---|---|
bin | 1000001011010… |
… | …00111100000100 |
3 | 11210001121001012 |
4 | 10011220330010 |
5 | 120024243033 |
6 | 10450021352 |
7 | 1461660611 |
oct | 405507404 |
9 | 153047035 |
10 | 68587268 |
11 | 357966a2 |
12 | 1ab77858 |
13 | 112957a9 |
14 | 9175508 |
15 | 604c248 |
hex | 4168f04 |
68587268 has 6 divisors (see below), whose sum is σ = 120027726. Its totient is φ = 34293632.
The previous prime is 68587261. The next prime is 68587273. The reversal of 68587268 is 86278586.
It can be written as a sum of positive squares in only one way, i.e., 47224384 + 21362884 = 6872^2 + 4622^2 .
It is not an unprimeable number, because it can be changed into a prime (68587261) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8573405 + ... + 8573412.
It is an arithmetic number, because the mean of its divisors is an integer number (20004621).
Almost surely, 268587268 is an apocalyptic number.
It is an amenable number.
68587268 is a deficient number, since it is larger than the sum of its proper divisors (51440458).
68587268 is a wasteful number, since it uses less digits than its factorization.
68587268 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17146821 (or 17146819 counting only the distinct ones).
The product of its digits is 1290240, while the sum is 50.
The square root of 68587268 is about 8281.7430532467. The cubic root of 68587268 is about 409.3371562088.
The spelling of 68587268 in words is "sixty-eight million, five hundred eighty-seven thousand, two hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •