Base | Representation |
---|---|
bin | 111101011101011… |
… | …101100000100111 |
3 | 2122212020222212101 |
4 | 331131131200213 |
5 | 4102432230343 |
6 | 250152432531 |
7 | 34360326211 |
oct | 7535354047 |
9 | 2585228771 |
10 | 1031133223 |
11 | 48a05871a |
12 | 2493a8747 |
13 | 13581ac03 |
14 | 9ad335b1 |
15 | 607d0e4d |
hex | 3d75d827 |
1031133223 has 2 divisors, whose sum is σ = 1031133224. Its totient is φ = 1031133222.
The previous prime is 1031133209. The next prime is 1031133227. The reversal of 1031133223 is 3223311301.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1031133223 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1031133223.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1031133227) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515566611 + 515566612.
It is an arithmetic number, because the mean of its divisors is an integer number (515566612).
Almost surely, 21031133223 is an apocalyptic number.
1031133223 is a deficient number, since it is larger than the sum of its proper divisors (1).
1031133223 is an equidigital number, since it uses as much as digits as its factorization.
1031133223 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 324, while the sum is 19.
The square root of 1031133223 is about 32111.2631797630. The cubic root of 1031133223 is about 1010.2718684525.
Adding to 1031133223 its reverse (3223311301), we get a palindrome (4254444524).
It can be divided in two parts, 10311 and 33223, that added together give a palindrome (43534).
The spelling of 1031133223 in words is "one billion, thirty-one million, one hundred thirty-three thousand, two hundred twenty-three".
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