Base | Representation |
---|---|
bin | 1001000110010100… |
… | …0010100101001100 |
3 | 20022012211002110122 |
4 | 2101211002211030 |
5 | 20000223444340 |
6 | 1042205124112 |
7 | 114345052562 |
oct | 22145024514 |
9 | 6265732418 |
10 | 2442406220 |
11 | 1043746a41 |
12 | 581b59638 |
13 | 2cc0157a7 |
14 | 19253ba32 |
15 | e4650db5 |
hex | 9194294c |
2442406220 has 12 divisors (see below), whose sum is σ = 5129053104. Its totient is φ = 976962480.
The previous prime is 2442406171. The next prime is 2442406231. The reversal of 2442406220 is 226042442.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 2442406220.
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, 61060136 + ... + 61060175.
It is an arithmetic number, because the mean of its divisors is an integer number (427421092).
Almost surely, 22442406220 is an apocalyptic number.
2442406220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2442406220 is an abundant number, since it is smaller than the sum of its proper divisors (2686646884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2442406220 is a wasteful number, since it uses less digits than its factorization.
2442406220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122120320 (or 122120318 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 26.
The square root of 2442406220 is about 49420.7063891240. The cubic root of 2442406220 is about 1346.7054957544.
Adding to 2442406220 its reverse (226042442), we get a palindrome (2668448662).
The spelling of 2442406220 in words is "two billion, four hundred forty-two million, four hundred six thousand, two hundred twenty".
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