Base | Representation |
---|---|
bin | 1000001111100111010000 |
3 | 11001210110220 |
4 | 20033213100 |
5 | 1023123404 |
6 | 114153040 |
7 | 24240411 |
oct | 10174720 |
9 | 4053426 |
10 | 2161104 |
11 | 1246740 |
12 | 882780 |
13 | 5a887a |
14 | 403808 |
15 | 2ca4d9 |
hex | 20f9d0 |
2161104 has 40 divisors (see below), whose sum is σ = 6091872. Its totient is φ = 654720.
The previous prime is 2161087. The next prime is 2161121. The reversal of 2161104 is 4011612.
2161104 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2161087) and next prime (2161121).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1519 + ... + 2574.
22161104 is an apocalyptic number.
2161104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
2161104 is an abundant number, since it is smaller than the sum of its proper divisors (3930768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2161104 is a wasteful number, since it uses less digits than its factorization.
2161104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4115 (or 4109 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 2161104 is about 1470.0693861175. The cubic root of 2161104 is about 129.2881007611.
Adding to 2161104 its reverse (4011612), we get a palindrome (6172716).
The spelling of 2161104 in words is "two million, one hundred sixty-one thousand, one hundred four".
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