Base | Representation |
---|---|
bin | 1100011001111110011… |
… | …1011001010010000111 |
3 | 202101010111010221110210 |
4 | 3012133213121102013 |
5 | 11442443103131043 |
6 | 241524451250503 |
7 | 21253410114243 |
oct | 3063747312207 |
9 | 671114127423 |
10 | 213131302023 |
11 | 82430077822 |
12 | 353812a9a33 |
13 | 17137974183 |
14 | a45c069423 |
15 | 58261b0633 |
hex | 319f9d9487 |
213131302023 has 8 divisors (see below), whose sum is σ = 284177202048. Its totient is φ = 142086468344.
The previous prime is 213131301973. The next prime is 213131302051. The reversal of 213131302023 is 320203131312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 213131302023 - 28 = 213131301767 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213131302063) 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, 649390 + ... + 920852.
It is an arithmetic number, because the mean of its divisors is an integer number (35522150256).
Almost surely, 2213131302023 is an apocalyptic number.
213131302023 is a deficient number, since it is larger than the sum of its proper divisors (71045900025).
213131302023 is a wasteful number, since it uses less digits than its factorization.
213131302023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 533173.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 213131302023 its reverse (320203131312), we get a palindrome (533334433335).
The spelling of 213131302023 in words is "two hundred thirteen billion, one hundred thirty-one million, three hundred two thousand, twenty-three".
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