Base | Representation |
---|---|
bin | 111011111111111… |
… | …0010101100011111 |
3 | 12012022012201220001 |
4 | 1313333302230133 |
5 | 13110340231143 |
6 | 531434035131 |
7 | 100614005026 |
oct | 16777625437 |
9 | 5168181801 |
10 | 2013211423 |
11 | 9434505a3 |
12 | 482278aa7 |
13 | 261121882 |
14 | 1515378bd |
15 | bbb2214d |
hex | 77ff2b1f |
2013211423 has 4 divisors (see below), whose sum is σ = 2013422040. Its totient is φ = 2013000808.
The previous prime is 2013211411. The next prime is 2013211427. The reversal of 2013211423 is 3241123102.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2013211423 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2013211423.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2013211427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90253 + ... + 110326.
It is an arithmetic number, because the mean of its divisors is an integer number (503355510).
Almost surely, 22013211423 is an apocalyptic number.
2013211423 is a deficient number, since it is larger than the sum of its proper divisors (210617).
2013211423 is a wasteful number, since it uses less digits than its factorization.
2013211423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 210616.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 2013211423 is about 44868.8246224480. The cubic root of 2013211423 is about 1262.6891886269.
Adding to 2013211423 its reverse (3241123102), we get a palindrome (5254334525).
The spelling of 2013211423 in words is "two billion, thirteen million, two hundred eleven thousand, four hundred twenty-three".
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