Base | Representation |
---|---|
bin | 111011101010111… |
… | …0111010001011000 |
3 | 12011112112022122202 |
4 | 1313111313101120 |
5 | 13100032020440 |
6 | 530402305332 |
7 | 100421406305 |
oct | 16725672130 |
9 | 5145468582 |
10 | 2002220120 |
11 | 93822367a |
12 | 47a658248 |
13 | 25ba73a44 |
14 | 14dcb60ac |
15 | baba0615 |
hex | 77577458 |
2002220120 has 16 divisors (see below), whose sum is σ = 4504995360. Its totient is φ = 800888032.
The previous prime is 2002220063. The next prime is 2002220149. The reversal of 2002220120 is 210222002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25027712 + ... + 25027791.
It is an arithmetic number, because the mean of its divisors is an integer number (281562210).
Almost surely, 22002220120 is an apocalyptic number.
2002220120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2002220120 is an abundant number, since it is smaller than the sum of its proper divisors (2502775240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2002220120 is a wasteful number, since it uses less digits than its factorization.
2002220120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50055514 (or 50055510 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 11.
The square root of 2002220120 is about 44746.1743616144. The cubic root of 2002220120 is about 1260.3870734862.
Adding to 2002220120 its reverse (210222002), we get a palindrome (2212442122).
The spelling of 2002220120 in words is "two billion, two million, two hundred twenty thousand, one hundred twenty".
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