Base | Representation |
---|---|
bin | 1001000110101100… |
… | …1101000111001100 |
3 | 20022022212012012111 |
4 | 2101223031013030 |
5 | 20001132202340 |
6 | 1042303513404 |
7 | 114364563133 |
oct | 22153150714 |
9 | 6268765174 |
10 | 2444022220 |
11 | 1044650082 |
12 | 5825b8864 |
13 | 2cc4601c3 |
14 | 19283c91a |
15 | e486eaea |
hex | 91acd1cc |
2444022220 has 12 divisors (see below), whose sum is σ = 5132446704. Its totient is φ = 977608880.
The previous prime is 2444022209. The next prime is 2444022227. The reversal of 2444022220 is 222204442.
It is a happy number.
It is a super-2 number, since 2×24440222202 = 11946489223707456800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2444022191 and 2444022200.
It is not an unprimeable number, because it can be changed into a prime (2444022227) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61100536 + ... + 61100575.
It is an arithmetic number, because the mean of its divisors is an integer number (427703892).
Almost surely, 22444022220 is an apocalyptic number.
2444022220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2444022220 is an abundant number, since it is smaller than the sum of its proper divisors (2688424484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2444022220 is a wasteful number, since it uses less digits than its factorization.
2444022220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122201120 (or 122201118 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 22.
The square root of 2444022220 is about 49437.0531079675. The cubic root of 2444022220 is about 1347.0024428479.
Adding to 2444022220 its reverse (222204442), we get a palindrome (2666226662).
The spelling of 2444022220 in words is "two billion, four hundred forty-four million, twenty-two thousand, two hundred twenty".
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