Base | Representation |
---|---|
bin | 111111111010001… |
… | …1010010100001000 |
3 | 12112110011010110222 |
4 | 1333310122110020 |
5 | 13342434230304 |
6 | 552442525212 |
7 | 104066326202 |
oct | 17764322410 |
9 | 5473133428 |
10 | 2144445704 |
11 | a00535885 |
12 | 4ba206808 |
13 | 2823800ab |
14 | 164b39772 |
15 | c83e64be |
hex | 7fd1a508 |
2144445704 has 32 divisors (see below), whose sum is σ = 4135315800. Its totient is φ = 1041776640.
The previous prime is 2144445689. The next prime is 2144445707. The reversal of 2144445704 is 4075444412.
It can be written as a sum of positive squares in 4 ways, for example, as 1945692100 + 198753604 = 44110^2 + 14098^2 .
It is not an unprimeable number, because it can be changed into a prime (2144445707) 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, 222914 + ... + 232334.
Almost surely, 22144445704 is an apocalyptic number.
It is an amenable number.
2144445704 is a deficient number, since it is larger than the sum of its proper divisors (1990870096).
2144445704 is a wasteful number, since it uses less digits than its factorization.
2144445704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10233 (or 10229 counting only the distinct ones).
The product of its (nonzero) digits is 71680, while the sum is 35.
The square root of 2144445704 is about 46308.1602312163. The cubic root of 2144445704 is about 1289.5504921838.
The spelling of 2144445704 in words is "two billion, one hundred forty-four million, four hundred forty-five thousand, seven hundred four".
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