Base | Representation |
---|---|
bin | 101010111101011… |
… | …1101101100010101 |
3 | 10201110110211020122 |
4 | 1111322331230111 |
5 | 10423012123110 |
6 | 355012441325 |
7 | 50502502253 |
oct | 12572755425 |
9 | 3643424218 |
10 | 1441520405 |
11 | 67a778686 |
12 | 342919245 |
13 | 19c858370 |
14 | d963d5d3 |
15 | 86847255 |
hex | 55ebdb15 |
1441520405 has 32 divisors (see below), whose sum is σ = 1965949440. Its totient is φ = 1005903360.
The previous prime is 1441520393. The next prime is 1441520413. The reversal of 1441520405 is 5040251441.
It is not a de Polignac number, because 1441520405 - 214 = 1441504021 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 570545 + ... + 573065.
It is an arithmetic number, because the mean of its divisors is an integer number (61435920).
Almost surely, 21441520405 is an apocalyptic number.
It is an amenable number.
1441520405 is a deficient number, since it is larger than the sum of its proper divisors (524429035).
1441520405 is a wasteful number, since it uses less digits than its factorization.
1441520405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3021.
The product of its (nonzero) digits is 3200, while the sum is 26.
The square root of 1441520405 is about 37967.3597317485. The cubic root of 1441520405 is about 1129.6405270546.
Adding to 1441520405 its reverse (5040251441), we get a palindrome (6481771846).
The spelling of 1441520405 in words is "one billion, four hundred forty-one million, five hundred twenty thousand, four hundred five".
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