Base | Representation |
---|---|
bin | 1000010110010100101… |
… | …1000111101010010000 |
3 | 111201012222100201211210 |
4 | 2011211023013222100 |
5 | 4322221410201134 |
6 | 145520315140120 |
7 | 13235235141051 |
oct | 2054513075220 |
9 | 451188321753 |
10 | 143431334544 |
11 | 55913281613 |
12 | 2396aa44640 |
13 | 106aa739374 |
14 | 6d29234728 |
15 | 3ae70b82e9 |
hex | 21652c7a90 |
143431334544 has 80 divisors (see below), whose sum is σ = 378862126272. Its totient is φ = 46747336704.
The previous prime is 143431334539. The next prime is 143431334551. The reversal of 143431334544 is 445433134341.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200872 + ... + 572024.
Almost surely, 2143431334544 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 143431334544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189431063136).
143431334544 is an abundant number, since it is smaller than the sum of its proper divisors (235430791728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143431334544 is a wasteful number, since it uses less digits than its factorization.
143431334544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 371344 (or 371338 counting only the distinct ones).
The product of its digits is 414720, while the sum is 39.
Adding to 143431334544 its reverse (445433134341), we get a palindrome (588864468885).
The spelling of 143431334544 in words is "one hundred forty-three billion, four hundred thirty-one million, three hundred thirty-four thousand, five hundred forty-four".
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