Base | Representation |
---|---|
bin | 10001001101001… |
… | …01100110101000 |
3 | 101001120212221222 |
4 | 20212211212220 |
5 | 243422130344 |
6 | 22153321212 |
7 | 3401545400 |
oct | 1046454650 |
9 | 331525858 |
10 | 144333224 |
11 | 74521762 |
12 | 40406208 |
13 | 23b96799 |
14 | 15251800 |
15 | ca105ee |
hex | 89a59a8 |
144333224 has 24 divisors (see below), whose sum is σ = 314809290. Its totient is φ = 61856928.
The previous prime is 144333223. The next prime is 144333229. The reversal of 144333224 is 422333441.
It can be written as a sum of positive squares in only one way, i.e., 79530724 + 64802500 = 8918^2 + 8050^2 .
It is a junction number, because it is equal to n+sod(n) for n = 144333193 and 144333202.
It is not an unprimeable number, because it can be changed into a prime (144333221) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 183707 + ... + 184490.
Almost surely, 2144333224 is an apocalyptic number.
144333224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
144333224 is an abundant number, since it is smaller than the sum of its proper divisors (170476066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144333224 is a wasteful number, since it uses less digits than its factorization.
144333224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 368217 (or 368206 counting only the distinct ones).
The product of its digits is 6912, while the sum is 26.
The square root of 144333224 is about 12013.8763103338. The cubic root of 144333224 is about 524.5522701279.
Adding to 144333224 its reverse (422333441), we get a palindrome (566666665).
The spelling of 144333224 in words is "one hundred forty-four million, three hundred thirty-three thousand, two hundred twenty-four".
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