Base | Representation |
---|---|
bin | 111111111001101… |
… | …1110010111010001 |
3 | 12112102200122122012 |
4 | 1333303132113101 |
5 | 13342403401040 |
6 | 552433352305 |
7 | 104064254243 |
oct | 17763362721 |
9 | 5472618565 |
10 | 2144200145 |
11 | a0038833a |
12 | 4ba108695 |
13 | 2822c53a9 |
14 | 164ab4093 |
15 | c8398865 |
hex | 7fcde5d1 |
2144200145 has 16 divisors (see below), whose sum is σ = 2596276800. Its totient is φ = 1699923264.
The previous prime is 2144200133. The next prime is 2144200153. The reversal of 2144200145 is 5410024412.
It is a cyclic number.
It is not a de Polignac number, because 2144200145 - 210 = 2144199121 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2144200145.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344834 + ... + 350996.
It is an arithmetic number, because the mean of its divisors is an integer number (162267300).
Almost surely, 22144200145 is an apocalyptic number.
It is an amenable number.
2144200145 is a deficient number, since it is larger than the sum of its proper divisors (452076655).
2144200145 is a wasteful number, since it uses less digits than its factorization.
2144200145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6784.
The product of its (nonzero) digits is 1280, while the sum is 23.
The square root of 2144200145 is about 46305.5087975502. The cubic root of 2144200145 is about 1289.5012684588.
Adding to 2144200145 its reverse (5410024412), we get a palindrome (7554224557).
The spelling of 2144200145 in words is "two billion, one hundred forty-four million, two hundred thousand, one hundred forty-five".
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