Base | Representation |
---|---|
bin | 10001001011010… |
… | …10110010000000 |
3 | 101001010122110102 |
4 | 20211222302000 |
5 | 243341423123 |
6 | 22144221532 |
7 | 3366523064 |
oct | 1045526200 |
9 | 331118412 |
10 | 144092288 |
11 | 7437773a |
12 | 4030a8a8 |
13 | 23b10c12 |
14 | 151cbaa4 |
15 | c9b4028 |
hex | 896ac80 |
144092288 has 24 divisors (see below), whose sum is σ = 287329665. Its totient is φ = 71978240.
The previous prime is 144092281. The next prime is 144092293. The reversal of 144092288 is 882290441.
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 140375104 + 3717184 = 11848^2 + 1928^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=8488.
It is a super-2 number, since 2×1440922882 = 41525174922149888, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (144092281) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 135278 + ... + 136338.
Almost surely, 2144092288 is an apocalyptic number.
It is an amenable number.
144092288 is a deficient number, since it is larger than the sum of its proper divisors (143237377).
144092288 is an frugal number, since it uses more digits than its factorization.
144092288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2136 (or 1063 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 38.
The square root of 144092288 is about 12003.8447174228. The cubic root of 144092288 is about 524.2602285321.
The spelling of 144092288 in words is "one hundred forty-four million, ninety-two thousand, two hundred eighty-eight".
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