Base | Representation |
---|---|
bin | 1011110111001101011100… |
… | …1101110000110111101111 |
3 | 1201011220121020212200122210 |
4 | 2331303113031300313233 |
5 | 3202144313120421033 |
6 | 43423533140341503 |
7 | 2514222645542106 |
oct | 275632715606757 |
9 | 51156536780583 |
10 | 13043131420143 |
11 | 4179619720070 |
12 | 1567a1a3a4893 |
13 | 737c677171b6 |
14 | 33141044903d |
15 | 179436021d63 |
hex | bdcd7370def |
13043131420143 has 32 divisors (see below), whose sum is σ = 19798347294720. Its totient is φ = 7560602454240.
The previous prime is 13043131420141. The next prime is 13043131420157. The reversal of 13043131420143 is 34102413134031.
It is not a de Polignac number, because 13043131420143 - 21 = 13043131420141 is a prime.
It is a super-2 number, since 2×130431314201432 (a number of 27 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 13043131420143.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13043131420141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8427168 + ... + 9854106.
It is an arithmetic number, because the mean of its divisors is an integer number (618698352960).
Almost surely, 213043131420143 is an apocalyptic number.
13043131420143 is a deficient number, since it is larger than the sum of its proper divisors (6755215874577).
13043131420143 is a wasteful number, since it uses less digits than its factorization.
13043131420143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1439019.
The product of its (nonzero) digits is 10368, while the sum is 30.
Adding to 13043131420143 its reverse (34102413134031), we get a palindrome (47145544554174).
The spelling of 13043131420143 in words is "thirteen trillion, forty-three billion, one hundred thirty-one million, four hundred twenty thousand, one hundred forty-three".
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