Base | Representation |
---|---|
bin | 11001010011001… |
… | …10000010011110 |
3 | 112210100102020120 |
4 | 30221212002132 |
5 | 413312332202 |
6 | 33020455410 |
7 | 5154633144 |
oct | 1451460236 |
9 | 483312216 |
10 | 212230302 |
11 | a9886849 |
12 | 5b0aa566 |
13 | 34c7a07b |
14 | 20287594 |
15 | 139730bc |
hex | ca6609e |
212230302 has 16 divisors (see below), whose sum is σ = 424986240. Its totient is φ = 70655832.
The previous prime is 212230297. The next prime is 212230313. The reversal of 212230302 is 203032212.
It is a super-2 number, since 2×2122303022 = 90083402174022408, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16552 + ... + 26427.
It is an arithmetic number, because the mean of its divisors is an integer number (26561640).
Almost surely, 2212230302 is an apocalyptic number.
212230302 is an abundant number, since it is smaller than the sum of its proper divisors (212755938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212230302 is a wasteful number, since it uses less digits than its factorization.
212230302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43807.
The product of its (nonzero) digits is 144, while the sum is 15.
The square root of 212230302 is about 14568.1262350379. The cubic root of 212230302 is about 596.4890341604.
Adding to 212230302 its reverse (203032212), we get a palindrome (415262514).
The spelling of 212230302 in words is "two hundred twelve million, two hundred thirty thousand, three hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •