Base | Representation |
---|---|
bin | 1100100011011000011… |
… | …10010110010000111110 |
3 | 1112020021220102122001201 |
4 | 12101230032112100332 |
5 | 24031311440231032 |
6 | 530050414130114 |
7 | 43106216110546 |
oct | 6215416262076 |
9 | 1466256378051 |
10 | 431312430142 |
11 | 156a11693640 |
12 | 6b7117b093a |
13 | 318988a1109 |
14 | 16c38a46326 |
15 | b34586a8e7 |
hex | 646c39643e |
431312430142 has 64 divisors (see below), whose sum is σ = 785852720640. Its totient is φ = 175223347200.
The previous prime is 431312430083. The next prime is 431312430173. The reversal of 431312430142 is 241034213134.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 431312430142.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 394542 + ... + 1009102.
It is an arithmetic number, because the mean of its divisors is an integer number (12278948760).
Almost surely, 2431312430142 is an apocalyptic number.
431312430142 is a deficient number, since it is larger than the sum of its proper divisors (354540290498).
431312430142 is a wasteful number, since it uses less digits than its factorization.
431312430142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 614689.
The product of its (nonzero) digits is 6912, while the sum is 28.
Adding to 431312430142 its reverse (241034213134), we get a palindrome (672346643276).
The spelling of 431312430142 in words is "four hundred thirty-one billion, three hundred twelve million, four hundred thirty thousand, one hundred forty-two".
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