Base | Representation |
---|---|
bin | 1000011001100110001… |
… | …1000010110101000011 |
3 | 111210111012202122200000 |
4 | 2012121203002311003 |
5 | 4331021331141233 |
6 | 150143424331043 |
7 | 13266064641330 |
oct | 2063143026503 |
9 | 453435678600 |
10 | 144310021443 |
11 | 56224277035 |
12 | 23b75173a83 |
13 | 107ba7aca43 |
14 | 6dadc03987 |
15 | 3b492d4d13 |
hex | 21998c2d43 |
144310021443 has 48 divisors (see below), whose sum is σ = 248157751296. Its totient is φ = 82092864960.
The previous prime is 144310021421. The next prime is 144310021463. The reversal of 144310021443 is 344120013441.
144310021443 is a `hidden beast` number, since 1 + 443 + 1 + 0 + 0 + 214 + 4 + 3 = 666.
It is not a de Polignac number, because 144310021443 - 29 = 144310020931 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (144310021463) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 189103 + ... + 569543.
It is an arithmetic number, because the mean of its divisors is an integer number (5169953152).
Almost surely, 2144310021443 is an apocalyptic number.
144310021443 is a deficient number, since it is larger than the sum of its proper divisors (103847729853).
144310021443 is an equidigital number, since it uses as much as digits as its factorization.
144310021443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 380686 (or 380674 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
Adding to 144310021443 its reverse (344120013441), we get a palindrome (488430034884).
The spelling of 144310021443 in words is "one hundred forty-four billion, three hundred ten million, twenty-one thousand, four hundred forty-three".
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