Base | Representation |
---|---|
bin | 1100011010010100011… |
… | …0011011011011000010 |
3 | 202101100220022002222100 |
4 | 3012211012123123002 |
5 | 11443140132321310 |
6 | 241541535451230 |
7 | 21255605226033 |
oct | 3064506333302 |
9 | 671326262870 |
10 | 213223323330 |
11 | 82478009796 |
12 | 353a8086b16 |
13 | 17150a53154 |
14 | a46a380a8a |
15 | 582e2daec0 |
hex | 31a519b6c2 |
213223323330 has 48 divisors (see below), whose sum is σ = 556382079864. Its totient is φ = 56654277120.
The previous prime is 213223323323. The next prime is 213223323331. The reversal of 213223323330 is 33323322312.
213223323330 is a `hidden beast` number, since 2 + 1 + 3 + 2 + 2 + 3 + 323 + 330 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 66717340209 + 146505983121 = 258297^2 + 382761^2 .
It is a super-2 number, since 2×2132233233302 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 213223323294 and 213223323303.
It is not an unprimeable number, because it can be changed into a prime (213223323331) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4251511 + ... + 4301370.
Almost surely, 2213223323330 is an apocalyptic number.
213223323330 is an abundant number, since it is smaller than the sum of its proper divisors (343158756534).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213223323330 is a wasteful number, since it uses less digits than its factorization.
213223323330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8553171 (or 8553168 counting only the distinct ones).
The product of its (nonzero) digits is 11664, while the sum is 27.
Adding to 213223323330 its reverse (33323322312), we get a palindrome (246546645642).
The spelling of 213223323330 in words is "two hundred thirteen billion, two hundred twenty-three million, three hundred twenty-three thousand, three hundred thirty".
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