Base | Representation |
---|---|
bin | 1000001101111010001110 |
3 | 11001102220110 |
4 | 20031322032 |
5 | 1022413001 |
6 | 114100450 |
7 | 24211152 |
oct | 10157216 |
9 | 4042813 |
10 | 2154126 |
11 | 1241477 |
12 | 87a726 |
13 | 5a5640 |
14 | 401062 |
15 | 2c83d6 |
hex | 20de8e |
2154126 has 16 divisors (see below), whose sum is σ = 4639824. Its totient is φ = 662784.
The previous prime is 2154109. The next prime is 2154127. The reversal of 2154126 is 6214512.
2154126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2154127) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13731 + ... + 13886.
It is an arithmetic number, because the mean of its divisors is an integer number (289989).
22154126 is an apocalyptic number.
2154126 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
2154126 is an abundant number, since it is smaller than the sum of its proper divisors (2485698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2154126 is a wasteful number, since it uses less digits than its factorization.
2154126 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27635.
The product of its digits is 480, while the sum is 21.
The square root of 2154126 is about 1467.6941098199. The cubic root of 2154126 is about 129.1487977131.
Adding to 2154126 its reverse (6214512), we get a palindrome (8368638).
The spelling of 2154126 in words is "two million, one hundred fifty-four thousand, one hundred twenty-six".
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