Base | Representation |
---|---|
bin | 10001001111111… |
… | …00001110111000 |
3 | 101002020220200220 |
4 | 20213330032320 |
5 | 244020004211 |
6 | 22205100040 |
7 | 3404554032 |
oct | 1047741670 |
9 | 332226626 |
10 | 144688056 |
11 | 74744307 |
12 | 40557620 |
13 | 23c8c146 |
14 | 15304c52 |
15 | ca80806 |
hex | 89fc3b8 |
144688056 has 32 divisors (see below), whose sum is σ = 371498640. Its totient is φ = 46925568.
The previous prime is 144688051. The next prime is 144688087. The reversal of 144688056 is 650886441.
It is a junction number, because it is equal to n+sod(n) for n = 144687999 and 144688017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144688051) 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, 80581 + ... + 82356.
Almost surely, 2144688056 is an apocalyptic number.
It is an amenable number.
144688056 is an abundant number, since it is smaller than the sum of its proper divisors (226810584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144688056 is a wasteful number, since it uses less digits than its factorization.
144688056 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 162983 (or 162979 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 42.
The square root of 144688056 is about 12028.6348352587. The cubic root of 144688056 is about 524.9817753311.
The spelling of 144688056 in words is "one hundred forty-four million, six hundred eighty-eight thousand, fifty-six".
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