Base | Representation |
---|---|
bin | 11001010010100… |
… | …00010010010010 |
3 | 112210011220000120 |
4 | 30221100102102 |
5 | 413302004302 |
6 | 33014531110 |
7 | 5154112320 |
oct | 1451202222 |
9 | 483156016 |
10 | 212141202 |
11 | a9825909 |
12 | 5b066a96 |
13 | 34c48650 |
14 | 20262d10 |
15 | 139569bc |
hex | ca50492 |
212141202 has 64 divisors (see below), whose sum is σ = 536358144. Its totient is φ = 54432000.
The previous prime is 212141191. The next prime is 212141203. The reversal of 212141202 is 202141212.
It is not an unprimeable number, because it can be changed into a prime (212141203) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14952 + ... + 25452.
It is an arithmetic number, because the mean of its divisors is an integer number (8380596).
Almost surely, 2212141202 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 212141202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (268179072).
212141202 is an abundant number, since it is smaller than the sum of its proper divisors (324216942).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212141202 is a wasteful number, since it uses less digits than its factorization.
212141202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10563.
The product of its (nonzero) digits is 64, while the sum is 15.
The square root of 212141202 is about 14565.0678680190. The cubic root of 212141202 is about 596.4055484192.
Adding to 212141202 its reverse (202141212), we get a palindrome (414282414).
The spelling of 212141202 in words is "two hundred twelve million, one hundred forty-one thousand, two hundred two".
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