Base | Representation |
---|---|
bin | 11010100011001… |
… | …001011001001111 |
3 | 1011001010201221002 |
4 | 122203021121033 |
5 | 1403011434020 |
6 | 112110530515 |
7 | 14016005615 |
oct | 3243113117 |
9 | 1131121832 |
10 | 445421135 |
11 | 209479545 |
12 | 105206a3b |
13 | 71385803 |
14 | 432296b5 |
15 | 29186975 |
hex | 1a8c964f |
445421135 has 16 divisors (see below), whose sum is σ = 539330400. Its totient is φ = 353134080.
The previous prime is 445421101. The next prime is 445421143. The reversal of 445421135 is 531124544.
It is not a de Polignac number, because 445421135 - 28 = 445420879 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 445421098 and 445421107.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 424091 + ... + 425139.
It is an arithmetic number, because the mean of its divisors is an integer number (33708150).
Almost surely, 2445421135 is an apocalyptic number.
445421135 is a deficient number, since it is larger than the sum of its proper divisors (93909265).
445421135 is a wasteful number, since it uses less digits than its factorization.
445421135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1738.
The product of its digits is 9600, while the sum is 29.
The square root of 445421135 is about 21105.0026060174. The cubic root of 445421135 is about 763.7014351738.
Adding to 445421135 its reverse (531124544), we get a palindrome (976545679).
The spelling of 445421135 in words is "four hundred forty-five million, four hundred twenty-one thousand, one hundred thirty-five".
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