Base | Representation |
---|---|
bin | 1010010001010110… |
… | …0111011111101100 |
3 | 21010011000201122002 |
4 | 2210111213133230 |
5 | 21121311131340 |
6 | 1133330511432 |
7 | 125216135345 |
oct | 24425473754 |
9 | 7104021562 |
10 | 2757130220 |
11 | 1195367819 |
12 | 64b435578 |
13 | 34c29a400 |
14 | 1c22650cc |
15 | 1120bc715 |
hex | a45677ec |
2757130220 has 72 divisors (see below), whose sum is σ = 6358474080. Its totient is φ = 1003591680.
The previous prime is 2757130169. The next prime is 2757130273. The reversal of 2757130220 is 220317572.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 234236 + ... + 245724.
It is an arithmetic number, because the mean of its divisors is an integer number (88312140).
Almost surely, 22757130220 is an apocalyptic number.
2757130220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2757130220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3179237040).
2757130220 is an abundant number, since it is smaller than the sum of its proper divisors (3601343860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2757130220 is a wasteful number, since it uses less digits than its factorization.
2757130220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11595 (or 11580 counting only the distinct ones).
The product of its (nonzero) digits is 5880, while the sum is 29.
The square root of 2757130220 is about 52508.3823784355. The cubic root of 2757130220 is about 1402.2294783179.
Adding to 2757130220 its reverse (220317572), we get a palindrome (2977447792).
The spelling of 2757130220 in words is "two billion, seven hundred fifty-seven million, one hundred thirty thousand, two hundred twenty".
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