Base | Representation |
---|---|
bin | 10010011000110000110100 |
3 | 100001212211021 |
4 | 102120300310 |
5 | 2213220040 |
6 | 251150524 |
7 | 55653352 |
oct | 22306064 |
9 | 10055737 |
10 | 4820020 |
11 | 27a2397 |
12 | 1745444 |
13 | cc9baa |
14 | 8d67d2 |
15 | 65324a |
hex | 498c34 |
4820020 has 24 divisors (see below), whose sum is σ = 10164168. Its totient is φ = 1920000.
The previous prime is 4820009. The next prime is 4820021. The reversal of 4820020 is 200284.
It can be written as a sum of positive squares in 4 ways, for example, as 2729104 + 2090916 = 1652^2 + 1446^2 .
It is a junction number, because it is equal to n+sod(n) for n = 4819976 and 4820003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4820021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7720 + ... + 8320.
It is an arithmetic number, because the mean of its divisors is an integer number (423507).
Almost surely, 24820020 is an apocalyptic number.
It is an amenable number.
4820020 is an abundant number, since it is smaller than the sum of its proper divisors (5344148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4820020 is a wasteful number, since it uses less digits than its factorization.
4820020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1011 (or 1009 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 16.
The square root of 4820020 is about 2195.4543948805. The cubic root of 4820020 is about 168.9207289026.
The spelling of 4820020 in words is "four million, eight hundred twenty thousand, twenty".
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