Base | Representation |
---|---|
bin | 1000001010100011011111 |
3 | 11000202001110 |
4 | 20022203133 |
5 | 1021443013 |
6 | 113513103 |
7 | 24123120 |
oct | 10124337 |
9 | 4022043 |
10 | 2140383 |
11 | 1232113 |
12 | 872793 |
13 | 59c2cb |
14 | 3da047 |
15 | 2c42c3 |
hex | 20a8df |
2140383 has 16 divisors (see below), whose sum is σ = 3283200. Its totient is φ = 1214976.
The previous prime is 2140367. The next prime is 2140387. The reversal of 2140383 is 3830412.
It is a happy number.
2140383 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2140383 - 24 = 2140367 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2140387) 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 15 ways as a sum of consecutive naturals, for example, 4543 + ... + 4991.
It is an arithmetic number, because the mean of its divisors is an integer number (205200).
22140383 is an apocalyptic number.
2140383 is a deficient number, since it is larger than the sum of its proper divisors (1142817).
2140383 is a wasteful number, since it uses less digits than its factorization.
2140383 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 686.
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 2140383 is about 1463.0047846812. The cubic root of 2140383 is about 128.8735615884.
Adding to 2140383 its reverse (3830412), we get a palindrome (5970795).
It can be divided in two parts, 21 and 40383, that added together give a palindrome (40404).
The spelling of 2140383 in words is "two million, one hundred forty thousand, three hundred eighty-three".
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