Base | Representation |
---|---|
bin | 1000010000010101101010 |
3 | 11001221112220 |
4 | 20100111222 |
5 | 1023222244 |
6 | 114214510 |
7 | 24252153 |
oct | 10202552 |
9 | 4057486 |
10 | 2164074 |
11 | 12489a0 |
12 | 884436 |
13 | 5aa023 |
14 | 40492a |
15 | 2cb319 |
hex | 21056a |
2164074 has 16 divisors (see below), whose sum is σ = 4721760. Its totient is φ = 655760.
The previous prime is 2164073. The next prime is 2164111. The reversal of 2164074 is 4704612.
It is not an unprimeable number, because it can be changed into a prime (2164073) 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, 16329 + ... + 16460.
It is an arithmetic number, because the mean of its divisors is an integer number (295110).
22164074 is an apocalyptic number.
2164074 is an abundant number, since it is smaller than the sum of its proper divisors (2557686).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2164074 is a wasteful number, since it uses less digits than its factorization.
2164074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32805.
The product of its (nonzero) digits is 1344, while the sum is 24.
The square root of 2164074 is about 1471.0791956927. The cubic root of 2164074 is about 129.3473004247.
Adding to 2164074 its reverse (4704612), we get a palindrome (6868686).
The spelling of 2164074 in words is "two million, one hundred sixty-four thousand, seventy-four".
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