Base | Representation |
---|---|
bin | 1100011010100110101… |
… | …0111011100111001111 |
3 | 202101120020120202021121 |
4 | 3012221222323213033 |
5 | 11443314300014411 |
6 | 241553315141411 |
7 | 21260526044542 |
oct | 3065152734717 |
9 | 671506522247 |
10 | 213300001231 |
11 | 82507320a59 |
12 | 354098a4867 |
13 | 171638bc3a5 |
14 | a476620859 |
15 | 5835dd5571 |
hex | 31a9abb9cf |
213300001231 has 16 divisors (see below), whose sum is σ = 230920132608. Its totient is φ = 196442215200.
The previous prime is 213300001177. The next prime is 213300001241. The reversal of 213300001231 is 132100003312.
It is a cyclic number.
It is not a de Polignac number, because 213300001231 - 217 = 213299870159 is a prime.
It is a super-2 number, since 2×2133000012312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213300001241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 618825 + ... + 899746.
It is an arithmetic number, because the mean of its divisors is an integer number (14432508288).
Almost surely, 2213300001231 is an apocalyptic number.
213300001231 is a deficient number, since it is larger than the sum of its proper divisors (17620131377).
213300001231 is a wasteful number, since it uses less digits than its factorization.
213300001231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1518822.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 213300001231 its reverse (132100003312), we get a palindrome (345400004543).
The spelling of 213300001231 in words is "two hundred thirteen billion, three hundred million, one thousand, two hundred thirty-one".
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