Base | Representation |
---|---|
bin | 1001001101001010000101… |
… | …10110010100010010111101 |
3 | 2122200020111112212002110200 |
4 | 10212211002312110102331 |
5 | 10123131240403314323 |
6 | 111015351132554113 |
7 | 4156346622222363 |
oct | 446450266242275 |
9 | 78606445762420 |
10 | 20243302401213 |
11 | 64a5155511181 |
12 | 232b355022939 |
13 | b3ac208c8708 |
14 | 4ddad134d633 |
15 | 251894bbb443 |
hex | 126942d944bd |
20243302401213 has 12 divisors (see below), whose sum is σ = 30960344849148. Its totient is φ = 12701679937920.
The previous prime is 20243302401191. The next prime is 20243302401227. The reversal of 20243302401213 is 31210420334202.
20243302401213 is a `hidden beast` number, since 2 + 0 + 2 + 43 + 3 + 0 + 2 + 401 + 213 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 15390454686489 + 4852847714724 = 3923067^2 + 2202918^2 .
It is not a de Polignac number, because 20243302401213 - 213 = 20243302393021 is a prime.
It is a super-4 number, since 4×202433024012134 (a number of 54 digits) contains 4444 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20243302401293) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66154582858 + ... + 66154583163.
It is an arithmetic number, because the mean of its divisors is an integer number (2580028737429).
Almost surely, 220243302401213 is an apocalyptic number.
It is an amenable number.
20243302401213 is a deficient number, since it is larger than the sum of its proper divisors (10717042447935).
20243302401213 is a wasteful number, since it uses less digits than its factorization.
20243302401213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 132309166044 (or 132309166041 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 27.
Adding to 20243302401213 its reverse (31210420334202), we get a palindrome (51453722735415).
The spelling of 20243302401213 in words is "twenty trillion, two hundred forty-three billion, three hundred two million, four hundred one thousand, two hundred thirteen".
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