Base | Representation |
---|---|
bin | 111101001100001001… |
… | …1000001110110000000 |
3 | 110120011210002011002011 |
4 | 1322120103001312000 |
5 | 4123103430102000 |
6 | 140211034502304 |
7 | 12331213536433 |
oct | 1723023016600 |
9 | 416153064064 |
10 | 131404144000 |
11 | 50801239318 |
12 | 21572b94994 |
13 | c511a7457c |
14 | 6507b7981a |
15 | 36412762ba |
hex | 1e984c1d80 |
131404144000 has 64 divisors (see below), whose sum is σ = 326703592800. Its totient is φ = 52561651200.
The previous prime is 131404143989. The next prime is 131404144007. The reversal of 131404144000 is 441404131.
It is a tau number, because it is divible by the number of its divisors (64).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131404144007) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4090380 + ... + 4122379.
Almost surely, 2131404144000 is an apocalyptic number.
131404144000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131404144000 is an abundant number, since it is smaller than the sum of its proper divisors (195299448800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131404144000 is an frugal number, since it uses more digits than its factorization.
131404144000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8212788 (or 8212766 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
Adding to 131404144000 its reverse (441404131), we get a palindrome (131845548131).
The spelling of 131404144000 in words is "one hundred thirty-one billion, four hundred four million, one hundred forty-four thousand".
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