Base | Representation |
---|---|
bin | 11001010011010… |
… | …10111110010000 |
3 | 112210101102222002 |
4 | 30221222332100 |
5 | 413314004022 |
6 | 33021133132 |
7 | 5155046105 |
oct | 1451527620 |
9 | 483342862 |
10 | 212250512 |
11 | a989aa51 |
12 | 5b0ba1a8 |
13 | 34c86326 |
14 | 20290aac |
15 | 13979092 |
hex | ca6af90 |
212250512 has 10 divisors (see below), whose sum is σ = 411235398. Its totient is φ = 106125248.
The previous prime is 212250497. The next prime is 212250517. The reversal of 212250512 is 215052212.
It is a happy number.
212250512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 197009296 + 15241216 = 14036^2 + 3904^2 .
It is not an unprimeable number, because it can be changed into a prime (212250517) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6632813 + ... + 6632844.
Almost surely, 2212250512 is an apocalyptic number.
It is an amenable number.
212250512 is a deficient number, since it is larger than the sum of its proper divisors (198984886).
212250512 is a wasteful number, since it uses less digits than its factorization.
212250512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13265665 (or 13265659 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 20.
The square root of 212250512 is about 14568.8198561174. The cubic root of 212250512 is about 596.5079674617.
The spelling of 212250512 in words is "two hundred twelve million, two hundred fifty thousand, five hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.098 sec. • engine limits •