Base | Representation |
---|---|
bin | 1010010101101000… |
… | …0100101000110010 |
3 | 21011101210102202120 |
4 | 2211122010220302 |
5 | 21140404403003 |
6 | 1135211255110 |
7 | 125524515525 |
oct | 24532045062 |
9 | 7141712676 |
10 | 2775075378 |
11 | 11a4504229 |
12 | 65544a496 |
13 | 352c1144a |
14 | 1c47b6bbc |
15 | 113964853 |
hex | a5684a32 |
2775075378 has 8 divisors (see below), whose sum is σ = 5550150768. Its totient is φ = 925025124.
The previous prime is 2775075367. The next prime is 2775075403. The reversal of 2775075378 is 8735705772.
It is a sphenic number, since it is the product of 3 distinct primes.
2775075378 is an admirable number.
It is a self number, because there is not a number n which added to its sum of digits gives 2775075378.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231256276 + ... + 231256287.
It is an arithmetic number, because the mean of its divisors is an integer number (693768846).
Almost surely, 22775075378 is an apocalyptic number.
2775075378 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2775075378 is a wasteful number, since it uses less digits than its factorization.
2775075378 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 462512568.
The product of its (nonzero) digits is 2881200, while the sum is 51.
The square root of 2775075378 is about 52678.9842157193. The cubic root of 2775075378 is about 1405.2651024774.
The spelling of 2775075378 in words is "two billion, seven hundred seventy-five million, seventy-five thousand, three hundred seventy-eight".
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