Base | Representation |
---|---|
bin | 111011101111100… |
… | …101110000000111 |
3 | 2120212001200211200 |
4 | 323233211300013 |
5 | 4023044044033 |
6 | 243243233543 |
7 | 33560450142 |
oct | 7357456007 |
9 | 2525050750 |
10 | 1002331143 |
11 | 474876250 |
12 | 23b8188b3 |
13 | 12c875268 |
14 | 97197059 |
15 | 5cee2013 |
hex | 3bbe5c07 |
1002331143 has 12 divisors (see below), whose sum is σ = 1579431048. Its totient is φ = 607473360.
The previous prime is 1002331129. The next prime is 1002331151. The reversal of 1002331143 is 3411332001.
It is not a de Polignac number, because 1002331143 - 214 = 1002314759 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1002331123) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5062180 + ... + 5062377.
It is an arithmetic number, because the mean of its divisors is an integer number (131619254).
Almost surely, 21002331143 is an apocalyptic number.
1002331143 is a deficient number, since it is larger than the sum of its proper divisors (577099905).
1002331143 is a wasteful number, since it uses less digits than its factorization.
1002331143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10124574 (or 10124571 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 1002331143 is about 31659.6137531714. The cubic root of 1002331143 is about 1000.7764446444.
Adding to 1002331143 its reverse (3411332001), we get a palindrome (4413663144).
The spelling of 1002331143 in words is "one billion, two million, three hundred thirty-one thousand, one hundred forty-three".
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