Base | Representation |
---|---|
bin | 11010011101111… |
… | …00000110110100 |
3 | 120110202210012201 |
4 | 31032330012310 |
5 | 423314120040 |
6 | 34010354244 |
7 | 5334065455 |
oct | 1516740664 |
9 | 513683181 |
10 | 222020020 |
11 | 104362a22 |
12 | 6242b984 |
13 | 36cc6cc1 |
14 | 216b512c |
15 | 14758a9a |
hex | d3bc1b4 |
222020020 has 48 divisors (see below), whose sum is σ = 478114560. Its totient is φ = 86576256.
The previous prime is 222020011. The next prime is 222020033. The reversal of 222020020 is 20020222.
222020020 is digitally balanced in base 3, 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 (10).
It is a junction number, because it is equal to n+sod(n) for n = 222019979 and 222020006.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130294 + ... + 131986.
It is an arithmetic number, because the mean of its divisors is an integer number (9960720).
Almost surely, 2222020020 is an apocalyptic number.
222020020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
222020020 is an abundant number, since it is smaller than the sum of its proper divisors (256094540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222020020 is a wasteful number, since it uses less digits than its factorization.
222020020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1864 (or 1862 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 10.
The square root of 222020020 is about 14900.3362378169. The cubic root of 222020020 is about 605.5230956175.
Adding to 222020020 its reverse (20020222), we get a palindrome (242040242).
The spelling of 222020020 in words is "two hundred twenty-two million, twenty thousand, twenty".
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