Base | Representation |
---|---|
bin | 1000001011001100101110 |
3 | 11000212200012 |
4 | 20023030232 |
5 | 1022034042 |
6 | 113533222 |
7 | 24133610 |
oct | 10131456 |
9 | 4025605 |
10 | 2143022 |
11 | 12340a2 |
12 | 874212 |
13 | 5a057b |
14 | 3dadb0 |
15 | 2c4e82 |
hex | 20b32e |
2143022 has 8 divisors (see below), whose sum is σ = 3673776. Its totient is φ = 918432.
The previous prime is 2143019. The next prime is 2143027. The reversal of 2143022 is 2203412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (14), and also a Moran number because the ratio is a prime number: 153073 = 2143022 / (2 + 1 + 4 + 3 + 0 + 2 + 2).
It is a junction number, because it is equal to n+sod(n) for n = 2142988 and 2143006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2143027) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76523 + ... + 76550.
It is an arithmetic number, because the mean of its divisors is an integer number (459222).
22143022 is an apocalyptic number.
2143022 is a deficient number, since it is larger than the sum of its proper divisors (1530754).
2143022 is a wasteful number, since it uses less digits than its factorization.
2143022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153082.
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 2143022 is about 1463.9064177740. The cubic root of 2143022 is about 128.9265050180.
Adding to 2143022 its reverse (2203412), we get a palindrome (4346434).
The spelling of 2143022 in words is "two million, one hundred forty-three thousand, twenty-two".
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