Base | Representation |
---|---|
bin | 1000000111101111000000 |
3 | 11000011012122 |
4 | 20013233000 |
5 | 1021110312 |
6 | 113343412 |
7 | 24044336 |
oct | 10075700 |
9 | 4004178 |
10 | 2128832 |
11 | 1224472 |
12 | 867b68 |
13 | 596c84 |
14 | 3d5b56 |
15 | 2c0b72 |
hex | 207bc0 |
2128832 has 56 divisors (see below), whose sum is σ = 4632960. Its totient is φ = 967680.
The previous prime is 2128831. The next prime is 2128837. The reversal of 2128832 is 2388212.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2128831) 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, 57518 + ... + 57554.
22128832 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2128832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2316480).
2128832 is an abundant number, since it is smaller than the sum of its proper divisors (2504128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2128832 is a wasteful number, since it uses less digits than its factorization.
2128832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109 (or 99 counting only the distinct ones).
The product of its digits is 1536, while the sum is 26.
The square root of 2128832 is about 1459.0517468548. The cubic root of 2128832 is about 128.6413127429.
The spelling of 2128832 in words is "two million, one hundred twenty-eight thousand, eight hundred thirty-two".
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