Base | Representation |
---|---|
bin | 100000011110000100000… |
… | …010010011001111010111 |
3 | 21220022101100122222122122 |
4 | 200132010002103033113 |
5 | 243024202111102411 |
6 | 4425014015450155 |
7 | 320130526311446 |
oct | 40360402231727 |
9 | 7808340588578 |
10 | 2231303222231 |
11 | 790321554186 |
12 | 300536b2695b |
13 | 132545c41145 |
14 | 79dd20d8d5d |
15 | 3d0946a59db |
hex | 207840933d7 |
2231303222231 has 8 divisors (see below), whose sum is σ = 2234893095600. Its totient is φ = 2227714392960.
The previous prime is 2231303222227. The next prime is 2231303222233. The reversal of 2231303222231 is 1322223031322.
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 2231303222231 - 22 = 2231303222227 is a prime.
It is a super-3 number, since 3×22313032222313 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2231303222231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2231303222233) 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, 4074335 + ... + 4589423.
It is an arithmetic number, because the mean of its divisors is an integer number (279361636950).
Almost surely, 22231303222231 is an apocalyptic number.
2231303222231 is a deficient number, since it is larger than the sum of its proper divisors (3589873369).
2231303222231 is an equidigital number, since it uses as much as digits as its factorization.
2231303222231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 522049.
The product of its (nonzero) digits is 5184, while the sum is 26.
Adding to 2231303222231 its reverse (1322223031322), we get a palindrome (3553526253553).
The spelling of 2231303222231 in words is "two trillion, two hundred thirty-one billion, three hundred three million, two hundred twenty-two thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •