Base | Representation |
---|---|
bin | 1100111011100100101… |
… | …11101100001001010000 |
3 | 1120110211001200002221220 |
4 | 12131302113230021100 |
5 | 24234411403203430 |
6 | 540035300245040 |
7 | 44046115315062 |
oct | 6356227541120 |
9 | 1513731602856 |
10 | 444300444240 |
11 | 161477021894 |
12 | 721373a0780 |
13 | 32b88637363 |
14 | 1770b971732 |
15 | b855c01110 |
hex | 67725ec250 |
444300444240 has 80 divisors (see below), whose sum is σ = 1399910626176. Its totient is φ = 116537817600.
The previous prime is 444300444239. The next prime is 444300444281. The reversal of 444300444240 is 42444003444.
It is a tau number, because it is divible by the number of its divisors (80).
It is a super-2 number, since 2×4443004442402 (a number of 24 digits) contains 22 as substring.
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 15 ways as a sum of consecutive naturals, for example, 15159556 + ... + 15188835.
Almost surely, 2444300444240 is an apocalyptic number.
444300444240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
444300444240 is an abundant number, since it is smaller than the sum of its proper divisors (955610181936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
444300444240 is a wasteful number, since it uses less digits than its factorization.
444300444240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30348468 (or 30348462 counting only the distinct ones).
The product of its (nonzero) digits is 98304, while the sum is 33.
Adding to 444300444240 its reverse (42444003444), we get a palindrome (486744447684).
The spelling of 444300444240 in words is "four hundred forty-four billion, three hundred million, four hundred forty-four thousand, two hundred forty".
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