Base | Representation |
---|---|
bin | 110111111000110111… |
… | …1111110010110101100 |
3 | 102110210101210211101102 |
4 | 1233301233332112230 |
5 | 3431300110032340 |
6 | 131045245102232 |
7 | 11446131120626 |
oct | 1576157762654 |
9 | 373711724342 |
10 | 120020002220 |
11 | 4699a187088 |
12 | 1b316557978 |
13 | b41939b7c1 |
14 | 5b47c71c16 |
15 | 31c6b07215 |
hex | 1bf1bfe5ac |
120020002220 has 96 divisors (see below), whose sum is σ = 259246740480. Its totient is φ = 46656725760.
The previous prime is 120020002181. The next prime is 120020002231. The reversal of 120020002220 is 22200020021.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77782769 + ... + 77784311.
It is an arithmetic number, because the mean of its divisors is an integer number (2700486880).
Almost surely, 2120020002220 is an apocalyptic number.
120020002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120020002220 is an abundant number, since it is smaller than the sum of its proper divisors (139226738260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120020002220 is a wasteful number, since it uses less digits than its factorization.
120020002220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2335 (or 2333 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 11.
Adding to 120020002220 its reverse (22200020021), we get a palindrome (142220022241).
The spelling of 120020002220 in words is "one hundred twenty billion, twenty million, two thousand, two hundred twenty".
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