Base | Representation |
---|---|
bin | 1100010101110001011… |
… | …1011001000001111101 |
3 | 202021012212002221122002 |
4 | 3011130113121001331 |
5 | 11433140234030323 |
6 | 241220504432045 |
7 | 21213430022636 |
oct | 3053427310175 |
9 | 667185087562 |
10 | 212003033213 |
11 | 81a01204764 |
12 | 35107478625 |
13 | 16cb7ca64aa |
14 | a39228c88d |
15 | 57ac0e3828 |
hex | 315c5d907d |
212003033213 has 16 divisors (see below), whose sum is σ = 222009030144. Its totient is φ = 202214470080.
The previous prime is 212003033161. The next prime is 212003033219. The reversal of 212003033213 is 312330300212.
It is a cyclic number.
It is not a de Polignac number, because 212003033213 - 214 = 212003016829 is a prime.
It is a super-2 number, since 2×2120030332132 (a number of 23 digits) contains 22 as substring.
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 (212003033219) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 491231 + ... + 815667.
It is an arithmetic number, because the mean of its divisors is an integer number (13875564384).
Almost surely, 2212003033213 is an apocalyptic number.
It is an amenable number.
212003033213 is a deficient number, since it is larger than the sum of its proper divisors (10005996931).
212003033213 is a wasteful number, since it uses less digits than its factorization.
212003033213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 324772.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 212003033213 its reverse (312330300212), we get a palindrome (524333333425).
The spelling of 212003033213 in words is "two hundred twelve billion, three million, thirty-three thousand, two hundred thirteen".
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