Base | Representation |
---|---|
bin | 11001010011101… |
… | …11100111011101 |
3 | 112210111002000012 |
4 | 30221313213131 |
5 | 413322133201 |
6 | 33022213005 |
7 | 5155353101 |
oct | 1451674735 |
9 | 483432005 |
10 | 212302301 |
11 | a9925952 |
12 | 5b124165 |
13 | 34ca3a83 |
14 | 202a5901 |
15 | 139895bb |
hex | ca779dd |
212302301 has 8 divisors (see below), whose sum is σ = 220157400. Its totient is φ = 204482880.
The previous prime is 212302289. The next prime is 212302327. The reversal of 212302301 is 103203212.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 2805625 + 209496676 = 1675^2 + 14474^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-212302301 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212302361) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3515 + ... + 20903.
It is an arithmetic number, because the mean of its divisors is an integer number (27519675).
Almost surely, 2212302301 is an apocalyptic number.
It is an amenable number.
212302301 is a deficient number, since it is larger than the sum of its proper divisors (7855099).
212302301 is a wasteful number, since it uses less digits than its factorization.
212302301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17839.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 212302301 is about 14570.5971394449. The cubic root of 212302301 is about 596.5564793806.
Adding to 212302301 its reverse (103203212), we get a palindrome (315505513).
The spelling of 212302301 in words is "two hundred twelve million, three hundred two thousand, three hundred one".
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