Base | Representation |
---|---|
bin | 1110111010101110… |
… | …0101010011111111 |
3 | 101100001222201110011 |
4 | 3232223211103333 |
5 | 31200111334211 |
6 | 1501204124051 |
7 | 201142600441 |
oct | 35653452377 |
9 | 11301881404 |
10 | 4004402431 |
11 | 17754208a7 |
12 | 939096627 |
13 | 4ba8034c3 |
14 | 29db7c491 |
15 | 186844921 |
hex | eeae54ff |
4004402431 has 2 divisors, whose sum is σ = 4004402432. Its totient is φ = 4004402430.
The previous prime is 4004402417. The next prime is 4004402443. The reversal of 4004402431 is 1342044004.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 4004402431 - 211 = 4004400383 is a prime.
It is a super-2 number, since 2×40044024312 = 32070477658797419522, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (4004402231) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2002201215 + 2002201216.
It is an arithmetic number, because the mean of its divisors is an integer number (2002201216).
Almost surely, 24004402431 is an apocalyptic number.
4004402431 is a deficient number, since it is larger than the sum of its proper divisors (1).
4004402431 is an equidigital number, since it uses as much as digits as its factorization.
4004402431 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1536, while the sum is 22.
The square root of 4004402431 is about 63280.3479051751. The cubic root of 4004402431 is about 1587.9832070790.
Adding to 4004402431 its reverse (1342044004), we get a palindrome (5346446435).
The spelling of 4004402431 in words is "four billion, four million, four hundred two thousand, four hundred thirty-one".
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