Base | Representation |
---|---|
bin | 1001001100010001101001… |
… | …01101000101101110010011 |
3 | 2122120100021202011101110201 |
4 | 10212020310231011232103 |
5 | 10122132211041031011 |
6 | 110553420230240031 |
7 | 4154224663660000 |
oct | 446106455055623 |
9 | 78510252141421 |
10 | 20213000330131 |
11 | 6493315809724 |
12 | 23254b8ab6017 |
13 | b38101a8bc3b |
14 | 4dc458b528a7 |
15 | 250bbe7c4cc1 |
hex | 126234b45b93 |
20213000330131 has 20 divisors (see below), whose sum is σ = 23584493699912. Its totient is φ = 17322443562816.
The previous prime is 20213000330129. The next prime is 20213000330147. The reversal of 20213000330131 is 13103300031202.
It is not a de Polignac number, because 20213000330131 - 21 = 20213000330129 is a prime.
It is a super-2 number, since 2×202130003301312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20213000330099 and 20213000330108.
It is not an unprimeable number, because it can be changed into a prime (20213000330431) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 13268251 + ... + 14713003.
Almost surely, 220213000330131 is an apocalyptic number.
20213000330131 is a deficient number, since it is larger than the sum of its proper divisors (3371493369781).
20213000330131 is an frugal number, since it uses more digits than its factorization.
20213000330131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1450608 (or 1450587 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 20213000330131 its reverse (13103300031202), we get a palindrome (33316300361333).
The spelling of 20213000330131 in words is "twenty trillion, two hundred thirteen billion, three hundred thirty thousand, one hundred thirty-one".
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