Base | Representation |
---|---|
bin | 1000001100100100… |
… | …1011100101000100 |
3 | 12200100002212012110 |
4 | 2003021023211010 |
5 | 14001224101040 |
6 | 1002154221020 |
7 | 105344402313 |
oct | 20311134504 |
9 | 5610085173 |
10 | 2200222020 |
11 | a29a71407 |
12 | 514a24770 |
13 | 290aab729 |
14 | 16c2d827a |
15 | cd262980 |
hex | 8324b944 |
2200222020 has 48 divisors (see below), whose sum is σ = 6327131328. Its totient is φ = 570867840.
The previous prime is 2200222009. The next prime is 2200222033. The reversal of 2200222020 is 202220022.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 2200221987 and 2200222005.
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, 493326 + ... + 497765.
It is an arithmetic number, because the mean of its divisors is an integer number (131815236).
Almost surely, 22200222020 is an apocalyptic number.
2200222020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2200222020 is an abundant number, since it is smaller than the sum of its proper divisors (4126909308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2200222020 is a wasteful number, since it uses less digits than its factorization.
2200222020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 991140 (or 991138 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 12.
The square root of 2200222020 is about 46906.5242796778. The cubic root of 2200222020 is about 1300.6351964877.
Adding to 2200222020 its reverse (202220022), we get a palindrome (2402442042).
The spelling of 2200222020 in words is "two billion, two hundred million, two hundred twenty-two thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •