Base | Representation |
---|---|
bin | 101000111111110111… |
… | …111100000001001000 |
3 | 11012121220211210212102 |
4 | 220333313330001020 |
5 | 1210123423120240 |
6 | 32120105132532 |
7 | 3115613613233 |
oct | 507767740110 |
9 | 135556753772 |
10 | 44021301320 |
11 | 1773a971267 |
12 | 864678a148 |
13 | 41c72217b9 |
14 | 21b86a841a |
15 | 1229a68815 |
hex | a3fdfc048 |
44021301320 has 16 divisors (see below), whose sum is σ = 99047928060. Its totient is φ = 17608520512.
The previous prime is 44021301301. The next prime is 44021301367. The reversal of 44021301320 is 2310312044.
It can be written as a sum of positive squares in 2 ways, for example, as 40714361284 + 3306940036 = 201778^2 + 57506^2 .
It is a super-3 number, since 3×440213013203 (a number of 33 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 44021301292 and 44021301301.
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 3 ways as a sum of consecutive naturals, for example, 550266227 + ... + 550266306.
Almost surely, 244021301320 is an apocalyptic number.
44021301320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
44021301320 is an abundant number, since it is smaller than the sum of its proper divisors (55026626740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
44021301320 is a wasteful number, since it uses less digits than its factorization.
44021301320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1100532544 (or 1100532540 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 44021301320 its reverse (2310312044), we get a palindrome (46331613364).
The spelling of 44021301320 in words is "forty-four billion, twenty-one million, three hundred one thousand, three hundred twenty".
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