Base | Representation |
---|---|
bin | 101001010111110001… |
… | …011010000001110100 |
3 | 11020122212021201122210 |
4 | 221113301122001310 |
5 | 1211434043224140 |
6 | 32223550453420 |
7 | 3131552554563 |
oct | 512761320164 |
9 | 136585251583 |
10 | 44422242420 |
11 | 1792621a246 |
12 | 8738b04270 |
13 | 425c30255a |
14 | 2215a35bda |
15 | 124ed65d80 |
hex | a57c5a074 |
44422242420 has 48 divisors (see below), whose sum is σ = 125880874560. Its totient is φ = 11703207936.
The previous prime is 44422242419. The next prime is 44422242443. The reversal of 44422242420 is 2424222444.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 4455085 + ... + 4465044.
It is an arithmetic number, because the mean of its divisors is an integer number (2622518220).
Almost surely, 244422242420 is an apocalyptic number.
It is an amenable number.
44422242420 is an abundant number, since it is smaller than the sum of its proper divisors (81458632140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
44422242420 is a wasteful number, since it uses less digits than its factorization.
44422242420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8920224 (or 8920222 counting only the distinct ones).
The product of its (nonzero) digits is 32768, while the sum is 30.
Adding to 44422242420 its reverse (2424222444), we get a palindrome (46846464864).
It can be divided in two parts, 444222424 and 20, that added together give a palindrome (444222444).
The spelling of 44422242420 in words is "forty-four billion, four hundred twenty-two million, two hundred forty-two thousand, four hundred twenty".
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