Base | Representation |
---|---|
bin | 10000000100010100001011 |
3 | 21220222202020 |
4 | 100010110023 |
5 | 2034240404 |
6 | 230135523 |
7 | 50541552 |
oct | 20042413 |
9 | 7828666 |
10 | 4211979 |
11 | 2417582 |
12 | 14b15a3 |
13 | b461c5 |
14 | 7b8d99 |
15 | 582ed9 |
hex | 40450b |
4211979 has 16 divisors (see below), whose sum is σ = 5820672. Its totient is φ = 2707488.
The previous prime is 4211929. The next prime is 4211981. The reversal of 4211979 is 9791124.
It is not a de Polignac number, because 4211979 - 28 = 4211723 is a prime.
It is a d-powerful number, because it can be written as 411 + 27 + 1 + 1 + 9 + 75 + 93 .
4211979 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (4211929) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13129 + ... + 13445.
It is an arithmetic number, because the mean of its divisors is an integer number (363792).
Almost surely, 24211979 is an apocalyptic number.
4211979 is a deficient number, since it is larger than the sum of its proper divisors (1608693).
4211979 is a wasteful number, since it uses less digits than its factorization.
4211979 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 466.
The product of its digits is 4536, while the sum is 33.
The square root of 4211979 is about 2052.3106490003. The cubic root of 4211979 is about 161.4961099684.
It can be divided in two parts, 42 and 11979, that added together give a palindrome (12021).
The spelling of 4211979 in words is "four million, two hundred eleven thousand, nine hundred seventy-nine".
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