Base | Representation |
---|---|
bin | 10001001101110… |
… | …11010101000011 |
3 | 101001202102000210 |
4 | 20212323111003 |
5 | 243433002321 |
6 | 22155245203 |
7 | 3402366003 |
oct | 1046732503 |
9 | 331672023 |
10 | 144422211 |
11 | 745825aa |
12 | 40449803 |
13 | 23bc813b |
14 | 15276003 |
15 | ca2bb76 |
hex | 89bb543 |
144422211 has 48 divisors (see below), whose sum is σ = 219560960. Its totient is φ = 84058560.
The previous prime is 144422209. The next prime is 144422219. The reversal of 144422211 is 112224441.
144422211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 144422211 - 21 = 144422209 is a prime.
It is not an unprimeable number, because it can be changed into a prime (144422219) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3072790 + ... + 3072836.
Almost surely, 2144422211 is an apocalyptic number.
144422211 is a deficient number, since it is larger than the sum of its proper divisors (75138749).
144422211 is a wasteful number, since it uses less digits than its factorization.
144422211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 184 (or 137 counting only the distinct ones).
The product of its digits is 512, while the sum is 21.
The square root of 144422211 is about 12017.5792487506. The cubic root of 144422211 is about 524.6600502169.
Adding to 144422211 its reverse (112224441), we get a palindrome (256646652).
It can be divided in two parts, 14442 and 2211, that added together give a triangular number (16653 = T182).
The spelling of 144422211 in words is "one hundred forty-four million, four hundred twenty-two thousand, two hundred eleven".
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