Base | Representation |
---|---|
bin | 10100100001011110110100 |
3 | 101010100000000 |
4 | 110201132310 |
5 | 2334130040 |
6 | 311151300 |
7 | 63505122 |
oct | 24413664 |
9 | 11110000 |
10 | 5380020 |
11 | 30450a8 |
12 | 1975530 |
13 | 1164a59 |
14 | a00912 |
15 | 714130 |
hex | 5217b4 |
5380020 has 108 divisors (see below), whose sum is σ = 17359524. Its totient is φ = 1399680.
The previous prime is 5380009. The next prime is 5380049. The reversal of 5380020 is 200835.
It can be written as a sum of positive squares in 2 ways, for example, as 944784 + 4435236 = 972^2 + 2106^2 .
It is a tau number, because it is divible by the number of its divisors (108).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a nialpdrome in base 9.
It is a zygodrome in base 9.
It is a junction number, because it is equal to n+sod(n) for n = 5379975 and 5380002.
It is a congruent number.
It is an unprimeable number.
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 35 ways as a sum of consecutive naturals, for example, 131200 + ... + 131240.
Almost surely, 25380020 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 5380020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8679762).
5380020 is an abundant number, since it is smaller than the sum of its proper divisors (11979504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5380020 is an equidigital number, since it uses as much as digits as its factorization.
5380020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74 (or 51 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 5380020 is about 2319.4870122508. The cubic root of 5380020 is about 175.2244195649.
Adding to 5380020 its reverse (200835), we get a palindrome (5580855).
The spelling of 5380020 in words is "five million, three hundred eighty thousand, twenty".
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