Base | Representation |
---|---|
bin | 1000011011000000100… |
… | …0011001100001010011 |
3 | 111211110121201022102220 |
4 | 2012300020121201103 |
5 | 4332310330144332 |
6 | 150245201312123 |
7 | 13311345315021 |
oct | 2066010314123 |
9 | 454417638386 |
10 | 144688912467 |
11 | 563a9134510 |
12 | 24060035643 |
13 | 1084b140208 |
14 | 7008271711 |
15 | 3b6c6c8d2c |
hex | 21b0219853 |
144688912467 has 16 divisors (see below), whose sum is σ = 210956517120. Its totient is φ = 87481951200.
The previous prime is 144688912457. The next prime is 144688912471. The reversal of 144688912467 is 764219886441.
It is not a de Polignac number, because 144688912467 - 211 = 144688910419 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 144688912467.
It is not an unprimeable number, because it can be changed into a prime (144688912457) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5193367 + ... + 5221152.
It is an arithmetic number, because the mean of its divisors is an integer number (13184782320).
Almost surely, 2144688912467 is an apocalyptic number.
144688912467 is a deficient number, since it is larger than the sum of its proper divisors (66267604653).
144688912467 is a wasteful number, since it uses less digits than its factorization.
144688912467 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10414954.
The product of its digits is 18579456, while the sum is 60.
The spelling of 144688912467 in words is "one hundred forty-four billion, six hundred eighty-eight million, nine hundred twelve thousand, four hundred sixty-seven".
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