Base | Representation |
---|---|
bin | 10001001101100… |
… | …10100011101110 |
3 | 101001200120202020 |
4 | 20212302203232 |
5 | 243430330121 |
6 | 22154411010 |
7 | 3402156162 |
oct | 1046624356 |
9 | 331616666 |
10 | 144386286 |
11 | 74558610 |
12 | 40430a66 |
13 | 23bb4995 |
14 | 15266ca2 |
15 | ca211c6 |
hex | 89b28ee |
144386286 has 16 divisors (see below), whose sum is σ = 315024768. Its totient is φ = 43753400.
The previous prime is 144386279. The next prime is 144386299. The reversal of 144386286 is 682683441.
144386286 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1093770 + ... + 1093901.
It is an arithmetic number, because the mean of its divisors is an integer number (19689048).
Almost surely, 2144386286 is an apocalyptic number.
144386286 is an abundant number, since it is smaller than the sum of its proper divisors (170638482).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144386286 is a wasteful number, since it uses less digits than its factorization.
144386286 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2187687.
The product of its digits is 221184, while the sum is 42.
The square root of 144386286 is about 12016.0844704088. The cubic root of 144386286 is about 524.6165435770.
The spelling of 144386286 in words is "one hundred forty-four million, three hundred eighty-six thousand, two hundred eighty-six".
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