Base | Representation |
---|---|
bin | 1000001011100100000000 |
3 | 11000221201101 |
4 | 20023210000 |
5 | 1022111022 |
6 | 113544144 |
7 | 24141136 |
oct | 10134400 |
9 | 4027641 |
10 | 2144512 |
11 | 1235227 |
12 | 875054 |
13 | 5a1156 |
14 | 3db756 |
15 | 2c5627 |
hex | 20b900 |
2144512 has 18 divisors (see below), whose sum is σ = 4281158. Its totient is φ = 1072128.
The previous prime is 2144509. The next prime is 2144537. The reversal of 2144512 is 2154412.
It can be written as a sum of positive squares in only one way, i.e., 1478656 + 665856 = 1216^2 + 816^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 2144512.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3933 + ... + 4444.
22144512 is an apocalyptic number.
It is an amenable number.
2144512 is a deficient number, since it is larger than the sum of its proper divisors (2136646).
2144512 is an frugal number, since it uses more digits than its factorization.
2144512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8393 (or 8379 counting only the distinct ones).
The product of its digits is 320, while the sum is 19.
The square root of 2144512 is about 1464.4152416579. The cubic root of 2144512 is about 128.9563780957.
Adding to 2144512 its reverse (2154412), we get a palindrome (4298924).
The spelling of 2144512 in words is "two million, one hundred forty-four thousand, five hundred twelve".
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