Base | Representation |
---|---|
bin | 111101111100111000100 |
3 | 10211010122221 |
4 | 13233213010 |
5 | 1004430040 |
6 | 111302124 |
7 | 23153266 |
oct | 7574704 |
9 | 3733587 |
10 | 2030020 |
11 | 1167203 |
12 | 81a944 |
13 | 560cc5 |
14 | 3abb36 |
15 | 2a174a |
hex | 1ef9c4 |
2030020 has 12 divisors (see below), whose sum is σ = 4263084. Its totient is φ = 812000.
The previous prime is 2030009. The next prime is 2030051. The reversal of 2030020 is 200302.
It can be written as a sum of positive squares in 2 ways, for example, as 952576 + 1077444 = 976^2 + 1038^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2029985 and 2030012.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50731 + ... + 50770.
It is an arithmetic number, because the mean of its divisors is an integer number (355257).
22030020 is an apocalyptic number.
2030020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2030020 is an abundant number, since it is smaller than the sum of its proper divisors (2233064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2030020 is a wasteful number, since it uses less digits than its factorization.
2030020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101510 (or 101508 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 7.
The square root of 2030020 is about 1424.7877034843. The cubic root of 2030020 is about 126.6193575249.
Adding to 2030020 its reverse (200302), we get a palindrome (2230322).
The spelling of 2030020 in words is "two million, thirty thousand, twenty".
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