Base | Representation |
---|---|
bin | 1000001011101001010101 |
3 | 11000222012000 |
4 | 20023221111 |
5 | 1022113403 |
6 | 113545513 |
7 | 24142134 |
oct | 10135125 |
9 | 4028160 |
10 | 2144853 |
11 | 1235507 |
12 | 875299 |
13 | 5a1359 |
14 | 3db91b |
15 | 2c57a3 |
hex | 20ba55 |
2144853 has 32 divisors (see below), whose sum is σ = 3465600. Its totient is φ = 1306368.
The previous prime is 2144843. The next prime is 2144867. The reversal of 2144853 is 3584412.
It is not a de Polignac number, because 2144853 - 24 = 2144837 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2144843) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18925 + ... + 19037.
It is an arithmetic number, because the mean of its divisors is an integer number (108300).
22144853 is an apocalyptic number.
It is an amenable number.
2144853 is a deficient number, since it is larger than the sum of its proper divisors (1320747).
2144853 is a wasteful number, since it uses less digits than its factorization.
2144853 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178 (or 172 counting only the distinct ones).
The product of its digits is 3840, while the sum is 27.
The square root of 2144853 is about 1464.5316657553. The cubic root of 2144853 is about 128.9632128743.
The spelling of 2144853 in words is "two million, one hundred forty-four thousand, eight hundred fifty-three".
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