Base | Representation |
---|---|
bin | 1001000110000111100010… |
… | …00101001110101101110111 |
3 | 2121211010010211011101020210 |
4 | 10203003301011032231313 |
5 | 10110200343034111411 |
6 | 110312304431000503 |
7 | 4133024434222650 |
oct | 443036105165567 |
9 | 77733124141223 |
10 | 20001412410231 |
11 | 641160796281a |
12 | 22b04a8669133 |
13 | b21181ab9135 |
14 | 4d2105a80527 |
15 | 24a438d7cca6 |
hex | 1230f114eb77 |
20001412410231 has 8 divisors (see below), whose sum is σ = 30478342720384. Its totient is φ = 11429378520120.
The previous prime is 20001412410209. The next prime is 20001412410241. The reversal of 20001412410231 is 13201421410002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20001412410231 - 211 = 20001412408183 is a prime.
It is a super-2 number, since 2×200014124102312 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 952448210011 = 20001412410231 / (2 + 0 + 0 + 0 + 1 + 4 + 1 + 2 + 4 + 1 + 0 + 2 + 3 + 1).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20001412410198 and 20001412410207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20001412410241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 476224104985 + ... + 476224105026.
It is an arithmetic number, because the mean of its divisors is an integer number (3809792840048).
Almost surely, 220001412410231 is an apocalyptic number.
20001412410231 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
20001412410231 is a deficient number, since it is larger than the sum of its proper divisors (10476930310153).
20001412410231 is an equidigital number, since it uses as much as digits as its factorization.
20001412410231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 952448210021.
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 20001412410231 its reverse (13201421410002), we get a palindrome (33202833820233).
The spelling of 20001412410231 in words is "twenty trillion, one billion, four hundred twelve million, four hundred ten thousand, two hundred thirty-one".
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