Base | Representation |
---|---|
bin | 11010011111011… |
… | …010110111100100 |
3 | 1010222022002201210 |
4 | 122133122313210 |
5 | 1402234203012 |
6 | 112033551420 |
7 | 14004466326 |
oct | 3237326744 |
9 | 1128262653 |
10 | 444444132 |
11 | 208971500 |
12 | 104a15570 |
13 | 71102bc2 |
14 | 43053616 |
15 | 2904223c |
hex | 1a7dade4 |
444444132 has 36 divisors (see below), whose sum is σ = 1139886608. Its totient is φ = 134679600.
The previous prime is 444444103. The next prime is 444444149. The reversal of 444444132 is 231444444.
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 444444132.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 151594 + ... + 154497.
Almost surely, 2444444132 is an apocalyptic number.
It is an amenable number.
444444132 is an abundant number, since it is smaller than the sum of its proper divisors (695442476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
444444132 is a wasteful number, since it uses less digits than its factorization.
444444132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 306120 (or 306107 counting only the distinct ones).
The product of its digits is 24576, while the sum is 30.
The square root of 444444132 is about 21081.8436575172. The cubic root of 444444132 is about 763.1426495390.
Adding to 444444132 its reverse (231444444), we get a palindrome (675888576).
The spelling of 444444132 in words is "four hundred forty-four million, four hundred forty-four thousand, one hundred thirty-two".
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