Base | Representation |
---|---|
bin | 1001001111110001011010… |
… | …00100001011111010010111 |
3 | 2122222211100212200111010020 |
4 | 10213320231010023322113 |
5 | 10131114223100020401 |
6 | 111124524521000223 |
7 | 4166006642650632 |
oct | 447705504137227 |
9 | 78884325614106 |
10 | 20333131251351 |
11 | 652a2615648a6 |
12 | 2344844623073 |
13 | b46538125189 |
14 | 5041b3618c19 |
15 | 253da0edbd36 |
hex | 127e2d10be97 |
20333131251351 has 8 divisors (see below), whose sum is σ = 27985384948224. Its totient is φ = 13118149194360.
The previous prime is 20333131251341. The next prime is 20333131251479. The reversal of 20333131251351 is 15315213133302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-20333131251351 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20333131251341) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109317909861 + ... + 109317910046.
It is an arithmetic number, because the mean of its divisors is an integer number (3498173118528).
Almost surely, 220333131251351 is an apocalyptic number.
20333131251351 is a deficient number, since it is larger than the sum of its proper divisors (7652253696873).
20333131251351 is a wasteful number, since it uses less digits than its factorization.
20333131251351 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 218635819941.
The product of its (nonzero) digits is 24300, while the sum is 33.
Adding to 20333131251351 its reverse (15315213133302), we get a palindrome (35648344384653).
The spelling of 20333131251351 in words is "twenty trillion, three hundred thirty-three billion, one hundred thirty-one million, two hundred fifty-one thousand, three hundred fifty-one".
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