Base | Representation |
---|---|
bin | 111101001010010011… |
… | …1100111111101011111 |
3 | 110120000110221222001220 |
4 | 1322110213213331133 |
5 | 4122442130343033 |
6 | 140200552104423 |
7 | 12326534161344 |
oct | 1722447477537 |
9 | 416013858056 |
10 | 131342434143 |
11 | 5077a41a838 |
12 | 21556395113 |
13 | c50204926b |
14 | 64dd8b47cb |
15 | 363ab36bb3 |
hex | 1e949e7f5f |
131342434143 has 8 divisors (see below), whose sum is σ = 177090922800. Its totient is φ = 86577784128.
The previous prime is 131342434133. The next prime is 131342434177. The reversal of 131342434143 is 341434243131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 131342434143 - 24 = 131342434127 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131342434133) 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, 245959348 + ... + 245959881.
It is an arithmetic number, because the mean of its divisors is an integer number (22136365350).
Almost surely, 2131342434143 is an apocalyptic number.
131342434143 is a deficient number, since it is larger than the sum of its proper divisors (45748488657).
131342434143 is an equidigital number, since it uses as much as digits as its factorization.
131342434143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 491919321.
The product of its digits is 41472, while the sum is 33.
Adding to 131342434143 its reverse (341434243131), we get a palindrome (472776677274).
The spelling of 131342434143 in words is "one hundred thirty-one billion, three hundred forty-two million, four hundred thirty-four thousand, one hundred forty-three".
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