Base | Representation |
---|---|
bin | 1000011011110001010… |
… | …0011000100100110000 |
3 | 111211222212110101102021 |
4 | 2012330110120210300 |
5 | 4333220201142122 |
6 | 150321344001224 |
7 | 13316410262650 |
oct | 2067424304460 |
9 | 454885411367 |
10 | 144893380912 |
11 | 564a35996a5 |
12 | 240b8600214 |
13 | 10881600367 |
14 | 7027498360 |
15 | 3b806171c7 |
hex | 21bc518930 |
144893380912 has 40 divisors (see below), whose sum is σ = 320915547392. Its totient is φ = 62081640000.
The previous prime is 144893380909. The next prime is 144893380913. The reversal of 144893380912 is 219083398441.
It is a self number, because there is not a number n which added to its sum of digits gives 144893380912.
It is not an unprimeable number, because it can be changed into a prime (144893380913) 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, 294037 + ... + 613387.
Almost surely, 2144893380912 is an apocalyptic number.
It is an amenable number.
144893380912 is an abundant number, since it is smaller than the sum of its proper divisors (176022166480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144893380912 is a wasteful number, since it uses less digits than its factorization.
144893380912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 323417 (or 323411 counting only the distinct ones).
The product of its (nonzero) digits is 1492992, while the sum is 52.
The spelling of 144893380912 in words is "one hundred forty-four billion, eight hundred ninety-three million, three hundred eighty thousand, nine hundred twelve".
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