Base | Representation |
---|---|
bin | 1000000111100010001110 |
3 | 11000010002100 |
4 | 20013202032 |
5 | 1021044024 |
6 | 113335530 |
7 | 24042060 |
oct | 10074216 |
9 | 4003070 |
10 | 2128014 |
11 | 1223899 |
12 | 8675a6 |
13 | 5967a5 |
14 | 3d5730 |
15 | 2c07c9 |
hex | 20788e |
2128014 has 24 divisors (see below), whose sum is σ = 5269680. Its totient is φ = 607968.
The previous prime is 2128001. The next prime is 2128031. The reversal of 2128014 is 4108212.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is a plaindrome in base 11.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8319 + ... + 8570.
It is an arithmetic number, because the mean of its divisors is an integer number (219570).
22128014 is an apocalyptic number.
2128014 is an abundant number, since it is smaller than the sum of its proper divisors (3141666).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2128014 is a wasteful number, since it uses less digits than its factorization.
2128014 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16904 (or 16901 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
The square root of 2128014 is about 1458.7714008713. The cubic root of 2128014 is about 128.6248338984.
The spelling of 2128014 in words is "two million, one hundred twenty-eight thousand, fourteen".
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