Base | Representation |
---|---|
bin | 11010100001100… |
… | …111101111001110 |
3 | 1011000101102020020 |
4 | 122201213233032 |
5 | 1402411134014 |
6 | 112054203010 |
7 | 14012421465 |
oct | 3241475716 |
9 | 1130342206 |
10 | 445021134 |
11 | 209225a68 |
12 | 105053466 |
13 | 7127571c |
14 | 431639dc |
15 | 291081a9 |
hex | 1a867bce |
445021134 has 16 divisors (see below), whose sum is σ = 911751120. Its totient is φ = 144722240.
The previous prime is 445021123. The next prime is 445021139. The reversal of 445021134 is 431120544.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (445021139) 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 7 ways as a sum of consecutive naturals, for example, 904269 + ... + 904760.
It is an arithmetic number, because the mean of its divisors is an integer number (56984445).
Almost surely, 2445021134 is an apocalyptic number.
445021134 is an abundant number, since it is smaller than the sum of its proper divisors (466729986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
445021134 is a wasteful number, since it uses less digits than its factorization.
445021134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1809075.
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 445021134 is about 21095.5240276225. The cubic root of 445021134 is about 763.4727580836.
Adding to 445021134 its reverse (431120544), we get a palindrome (876141678).
The spelling of 445021134 in words is "four hundred forty-five million, twenty-one thousand, one hundred thirty-four".
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