Base | Representation |
---|---|
bin | 101000001111101101… |
… | …000000111100001101 |
3 | 11010112121010112100002 |
4 | 220033231000330031 |
5 | 1202000030202113 |
6 | 31503555214045 |
7 | 3056601362135 |
oct | 501755007415 |
9 | 133477115302 |
10 | 43213131533 |
11 | 17365760350 |
12 | 845bba7325 |
13 | 40c896b120 |
14 | 213d213ac5 |
15 | 11cdb2ac58 |
hex | a0fb40f0d |
43213131533 has 16 divisors (see below), whose sum is σ = 51108624000. Its totient is φ = 36019375680.
The previous prime is 43213131439. The next prime is 43213131541. The reversal of 43213131533 is 33513131234.
It is a cyclic number.
It is not a de Polignac number, because 43213131533 - 212 = 43213127437 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 43213131496 and 43213131505.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (43213131553) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 992753 + ... + 1035366.
It is an arithmetic number, because the mean of its divisors is an integer number (3194289000).
Almost surely, 243213131533 is an apocalyptic number.
It is an amenable number.
43213131533 is a deficient number, since it is larger than the sum of its proper divisors (7895492467).
43213131533 is a wasteful number, since it uses less digits than its factorization.
43213131533 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2028292.
The product of its digits is 9720, while the sum is 29.
Adding to 43213131533 its reverse (33513131234), we get a palindrome (76726262767).
The spelling of 43213131533 in words is "forty-three billion, two hundred thirteen million, one hundred thirty-one thousand, five hundred thirty-three".
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