Base | Representation |
---|---|
bin | 1011101101101100… |
… | …0011011000100111 |
3 | 22010010210122121201 |
4 | 2323123003120213 |
5 | 22414433244033 |
6 | 1240004023331 |
7 | 140631136510 |
oct | 27333033047 |
9 | 8103718551 |
10 | 3144431143 |
11 | 1373a49727 |
12 | 739091b47 |
13 | 3b15b3759 |
14 | 21b881a07 |
15 | 1360c347d |
hex | bb6c3627 |
3144431143 has 16 divisors (see below), whose sum is σ = 3655895040. Its totient is φ = 2648897856.
The previous prime is 3144431123. The next prime is 3144431159. The reversal of 3144431143 is 3411344413.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 3144431143 - 229 = 2607560231 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3144431113) 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, 88930 + ... + 119152.
It is an arithmetic number, because the mean of its divisors is an integer number (228493440).
Almost surely, 23144431143 is an apocalyptic number.
3144431143 is a deficient number, since it is larger than the sum of its proper divisors (511463897).
3144431143 is a wasteful number, since it uses less digits than its factorization.
3144431143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30486.
The product of its digits is 6912, while the sum is 28.
The square root of 3144431143 is about 56075.2275340903. The cubic root of 3144431143 is about 1465.0328504323.
Adding to 3144431143 its reverse (3411344413), we get a palindrome (6555775556).
The spelling of 3144431143 in words is "three billion, one hundred forty-four million, four hundred thirty-one thousand, one hundred forty-three".
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