Base | Representation |
---|---|
bin | 111100110011011… |
… | …100110010001000 |
3 | 2122002112110211122 |
4 | 330303130302020 |
5 | 4042122321300 |
6 | 245120414412 |
7 | 34164610241 |
oct | 7463346210 |
9 | 2562473748 |
10 | 1020120200 |
11 | 483916450 |
12 | 245777408 |
13 | 133463228 |
14 | 996a7cc8 |
15 | 5e857c85 |
hex | 3ccdcc88 |
1020120200 has 96 divisors (see below), whose sum is σ = 2613582720. Its totient is φ = 367200000.
The previous prime is 1020120197. The next prime is 1020120247. The reversal of 1020120200 is 20210201.
1020120200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (8).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 219905 + ... + 224495.
It is an arithmetic number, because the mean of its divisors is an integer number (27224820).
Almost surely, 21020120200 is an apocalyptic number.
1020120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1020120200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1306791360).
1020120200 is an abundant number, since it is smaller than the sum of its proper divisors (1593462520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020120200 is a wasteful number, since it uses less digits than its factorization.
1020120200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4719 (or 4710 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 8.
The square root of 1020120200 is about 31939.3205939012. The cubic root of 1020120200 is about 1006.6622491997.
Adding to 1020120200 its reverse (20210201), we get a palindrome (1040330401).
Subtracting from 1020120200 its reverse (20210201), we obtain a palindrome (999909999).
The spelling of 1020120200 in words is "one billion, twenty million, one hundred twenty thousand, two hundred".
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