Base | Representation |
---|---|
bin | 100010001000101… |
… | …1100100100001111 |
3 | 2221211022120112102 |
4 | 1010101130210033 |
5 | 4321212033033 |
6 | 305354225315 |
7 | 40245641663 |
oct | 10421344417 |
9 | 2854276472 |
10 | 1145424143 |
11 | 538620126 |
12 | 27b72523b |
13 | 1533c6386 |
14 | ac1a48a3 |
15 | 6a859de8 |
hex | 4445c90f |
1145424143 has 2 divisors, whose sum is σ = 1145424144. Its totient is φ = 1145424142.
The previous prime is 1145424103. The next prime is 1145424157. The reversal of 1145424143 is 3414245411.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1145424143 - 210 = 1145423119 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1145424103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572712071 + 572712072.
It is an arithmetic number, because the mean of its divisors is an integer number (572712072).
Almost surely, 21145424143 is an apocalyptic number.
1145424143 is a deficient number, since it is larger than the sum of its proper divisors (1).
1145424143 is an equidigital number, since it uses as much as digits as its factorization.
1145424143 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 7680, while the sum is 29.
The square root of 1145424143 is about 33844.1153378250. The cubic root of 1145424143 is about 1046.2981183242.
Adding to 1145424143 its reverse (3414245411), we get a palindrome (4559669554).
The spelling of 1145424143 in words is "one billion, one hundred forty-five million, four hundred twenty-four thousand, one hundred forty-three".
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