Base | Representation |
---|---|
bin | 1100111011110100001… |
… | …10011010011100011100 |
3 | 1120111011002200222112001 |
4 | 12131322012122130130 |
5 | 24240143103224040 |
6 | 540100212052044 |
7 | 44052251541346 |
oct | 6357206323434 |
9 | 1514132628461 |
10 | 444430133020 |
11 | 1615332509a5 |
12 | 72172904024 |
13 | 32ba9474293 |
14 | 17720c90296 |
15 | b8622bc59a |
hex | 677a19a71c |
444430133020 has 24 divisors (see below), whose sum is σ = 934009847568. Its totient is φ = 177637468800.
The previous prime is 444430133011. The next prime is 444430133023. The reversal of 444430133020 is 20331034444.
It is a self number, because there is not a number n which added to its sum of digits gives 444430133020.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (444430133023) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8384446 + ... + 8437285.
It is an arithmetic number, because the mean of its divisors is an integer number (38917076982).
Almost surely, 2444430133020 is an apocalyptic number.
It is an amenable number.
444430133020 is an abundant number, since it is smaller than the sum of its proper divisors (489579714548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
444430133020 is a wasteful number, since it uses less digits than its factorization.
444430133020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16823061 (or 16823059 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 28.
Adding to 444430133020 its reverse (20331034444), we get a palindrome (464761167464).
The spelling of 444430133020 in words is "four hundred forty-four billion, four hundred thirty million, one hundred thirty-three thousand, twenty".
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