Base | Representation |
---|---|
bin | 110100100100101100011011… |
… | …111100100001110101011111 |
3 | 1010022200102022200002120022210 |
4 | 310210230123330201311133 |
5 | 220301302112001412343 |
6 | 2135433003351011503 |
7 | 66463044654253650 |
oct | 6444543374416537 |
9 | 1108612280076283 |
10 | 231220033232223 |
11 | 67745957958362 |
12 | 21b23ba9369b93 |
13 | 9c02c56527999 |
14 | 4115175d91527 |
15 | 1bae86c686333 |
hex | d24b1bf21d5f |
231220033232223 has 16 divisors (see below), whose sum is σ = 352335837900800. Its totient is φ = 132125527338336.
The previous prime is 231220033232147. The next prime is 231220033232269. The reversal of 231220033232223 is 322232330022132.
It is not a de Polignac number, because 231220033232223 - 29 = 231220033231711 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231220033242223) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5771586 + ... + 22265472.
It is an arithmetic number, because the mean of its divisors is an integer number (22020989868800).
Almost surely, 2231220033232223 is an apocalyptic number.
231220033232223 is a deficient number, since it is larger than the sum of its proper divisors (121115804668577).
231220033232223 is a wasteful number, since it uses less digits than its factorization.
231220033232223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17161446.
The product of its (nonzero) digits is 31104, while the sum is 30.
Adding to 231220033232223 its reverse (322232330022132), we get a palindrome (553452363254355).
The spelling of 231220033232223 in words is "two hundred thirty-one trillion, two hundred twenty billion, thirty-three million, two hundred thirty-two thousand, two hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •