Base | Representation |
---|---|
bin | 1000010000011011101101 |
3 | 11001222002020 |
4 | 20100123231 |
5 | 1023230321 |
6 | 114220353 |
7 | 24253245 |
oct | 10203355 |
9 | 4058066 |
10 | 2164461 |
11 | 1249212 |
12 | 8846b9 |
13 | 5aa260 |
14 | 404b25 |
15 | 2cb4c6 |
hex | 2106ed |
2164461 has 32 divisors (see below), whose sum is σ = 3440640. Its totient is φ = 1197504.
The previous prime is 2164453. The next prime is 2164471. The reversal of 2164461 is 1644612.
It is not a de Polignac number, because 2164461 - 23 = 2164453 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2164441) 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, 16980 + ... + 17106.
It is an arithmetic number, because the mean of its divisors is an integer number (107520).
22164461 is an apocalyptic number.
It is an amenable number.
2164461 is a deficient number, since it is larger than the sum of its proper divisors (1276179).
2164461 is a wasteful number, since it uses less digits than its factorization.
2164461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 185.
The product of its digits is 1152, while the sum is 24.
The square root of 2164461 is about 1471.2107258989. The cubic root of 2164461 is about 129.3550103308.
The spelling of 2164461 in words is "two million, one hundred sixty-four thousand, four hundred sixty-one".
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