Base | Representation |
---|---|
bin | 10011111000010100110100 |
3 | 100210202202110 |
4 | 103320110310 |
5 | 2313231234 |
6 | 303411020 |
7 | 62203500 |
oct | 23702464 |
9 | 10722673 |
10 | 5211444 |
11 | 2a3a487 |
12 | 18b3a70 |
13 | 11060c4 |
14 | 999300 |
15 | 6ce1e9 |
hex | 4f8534 |
5211444 has 36 divisors (see below), whose sum is σ = 14146944. Its totient is φ = 1488816.
The previous prime is 5211443. The next prime is 5211449. The reversal of 5211444 is 4441125.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a nialpdrome in base 14.
It is a self number, because there is not a number n which added to its sum of digits gives 5211444.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5211443) 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 11 ways as a sum of consecutive naturals, for example, 3844 + ... + 5019.
Almost surely, 25211444 is an apocalyptic number.
It is an amenable number.
5211444 is an abundant number, since it is smaller than the sum of its proper divisors (8935500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5211444 is a wasteful number, since it uses less digits than its factorization.
5211444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8884 (or 8875 counting only the distinct ones).
The product of its digits is 640, while the sum is 21.
The square root of 5211444 is about 2282.8587341314. The cubic root of 5211444 is about 173.3748207726.
Adding to 5211444 its reverse (4441125), we get a palindrome (9652569).
The spelling of 5211444 in words is "five million, two hundred eleven thousand, four hundred forty-four".
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