Base | Representation |
---|---|
bin | 100000010011101110010… |
… | …111101011111000110100 |
3 | 21212020201201100021112101 |
4 | 200103232113223320310 |
5 | 242333433242424340 |
6 | 4415540304431444 |
7 | 316255453160425 |
oct | 40235627537064 |
9 | 7766651307471 |
10 | 2220202311220 |
11 | 786645362463 |
12 | 2ba359318584 |
13 | 13149714444a |
14 | 7965ba7b64c |
15 | 3cb44d31c9a |
hex | 204ee5ebe34 |
2220202311220 has 24 divisors (see below), whose sum is σ = 4664906265600. Its totient is φ = 887608274592.
The previous prime is 2220202311179. The next prime is 2220202311221. The reversal of 2220202311220 is 221132020222.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2220202311221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29502100 + ... + 29577259.
It is an arithmetic number, because the mean of its divisors is an integer number (194371094400).
Almost surely, 22220202311220 is an apocalyptic number.
2220202311220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2220202311220 is an abundant number, since it is smaller than the sum of its proper divisors (2444703954380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2220202311220 is a wasteful number, since it uses less digits than its factorization.
2220202311220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59081247 (or 59081245 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 2220202311220 its reverse (221132020222), we get a palindrome (2441334331442).
The spelling of 2220202311220 in words is "two trillion, two hundred twenty billion, two hundred two million, three hundred eleven thousand, two hundred twenty".
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