Base | Representation |
---|---|
bin | 10001010100000… |
… | …00100111100010 |
3 | 101010021110112020 |
4 | 20222000213202 |
5 | 244134332211 |
6 | 22224442310 |
7 | 3412302654 |
oct | 1052004742 |
9 | 333243466 |
10 | 145230306 |
11 | 74a84751 |
12 | 40779396 |
13 | 2411bbc0 |
14 | 154066d4 |
15 | cb3b306 |
hex | 8a809e2 |
145230306 has 16 divisors (see below), whose sum is σ = 312803904. Its totient is φ = 44686224.
The previous prime is 145230299. The next prime is 145230317. The reversal of 145230306 is 603032541.
It is a happy number.
It is a Curzon 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, 930886 + ... + 931041.
It is an arithmetic number, because the mean of its divisors is an integer number (19550244).
Almost surely, 2145230306 is an apocalyptic number.
145230306 is an abundant number, since it is smaller than the sum of its proper divisors (167573598).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145230306 is a wasteful number, since it uses less digits than its factorization.
145230306 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1861945.
The product of its (nonzero) digits is 2160, while the sum is 24.
The square root of 145230306 is about 12051.1537207024. The cubic root of 145230306 is about 525.6367855912.
Adding to 145230306 its reverse (603032541), we get a palindrome (748262847).
The spelling of 145230306 in words is "one hundred forty-five million, two hundred thirty thousand, three hundred six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •