Base | Representation |
---|---|
bin | 1100111100010111111… |
… | …10110010000000100000 |
3 | 1120111221000012000102002 |
4 | 12132023332302000200 |
5 | 24241301402403042 |
6 | 540150045543132 |
7 | 44062553444522 |
oct | 6361376620040 |
9 | 1514830160362 |
10 | 444730122272 |
11 | 1616776182a7 |
12 | 72237274aa8 |
13 | 32c2666a207 |
14 | 1774ca5da12 |
15 | b87d7c8132 |
hex | 678bfb2020 |
444730122272 has 18 divisors (see below), whose sum is σ = 875569855293. Its totient is φ = 222363174912.
The previous prime is 444730122257. The next prime is 444730122289. The reversal of 444730122272 is 272221037444.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 421517771536 + 23212350736 = 649244^2 + 152356^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=471556.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3713504 + ... + 3831392.
Almost surely, 2444730122272 is an apocalyptic number.
It is an amenable number.
444730122272 is a deficient number, since it is larger than the sum of its proper divisors (430839733021).
444730122272 is an frugal number, since it uses more digits than its factorization.
444730122272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 235788 (or 117891 counting only the distinct ones).
The product of its (nonzero) digits is 150528, while the sum is 38.
The spelling of 444730122272 in words is "four hundred forty-four billion, seven hundred thirty million, one hundred twenty-two thousand, two hundred seventy-two".
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