Base | Representation |
---|---|
bin | 1000001011011111100101 |
3 | 11000221022220 |
4 | 20023133211 |
5 | 1022103404 |
6 | 113542553 |
7 | 24140253 |
oct | 10133745 |
9 | 4027286 |
10 | 2144229 |
11 | 1234a9a |
12 | 874a59 |
13 | 5a0c99 |
14 | 3db5d3 |
15 | 2c54d9 |
hex | 20b7e5 |
2144229 has 8 divisors (see below), whose sum is σ = 2898432. Its totient is φ = 1409760.
The previous prime is 2144213. The next prime is 2144243. The reversal of 2144229 is 9224412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2144229 - 24 = 2144213 is a prime.
2144229 is a lucky number.
It is a junction number, because it is equal to n+sod(n) for n = 2144199 and 2144208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2144209) 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, 4677 + ... + 5114.
It is an arithmetic number, because the mean of its divisors is an integer number (362304).
22144229 is an apocalyptic number.
It is an amenable number.
2144229 is a deficient number, since it is larger than the sum of its proper divisors (754203).
2144229 is an equidigital number, since it uses as much as digits as its factorization.
2144229 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9867.
The product of its digits is 1152, while the sum is 24.
The square root of 2144229 is about 1464.3186128708. The cubic root of 2144229 is about 128.9507052806.
The spelling of 2144229 in words is "two million, one hundred forty-four thousand, two hundred twenty-nine".
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