Base | Representation |
---|---|
bin | 1010010100111010… |
… | …1110100001100111 |
3 | 21011012012022222200 |
4 | 2211032232201213 |
5 | 21134124214343 |
6 | 1135023425543 |
7 | 125460320523 |
oct | 24516564147 |
9 | 7135168880 |
10 | 2772101223 |
11 | 11a2862751 |
12 | 6544552b3 |
13 | 35240c7a8 |
14 | 1c4240d83 |
15 | 1135784d3 |
hex | a53ae867 |
2772101223 has 12 divisors (see below), whose sum is σ = 4006042560. Its totient is φ = 1847192256.
The previous prime is 2772101207. The next prime is 2772101237. The reversal of 2772101223 is 3221012772.
It is not a de Polignac number, because 2772101223 - 24 = 2772101207 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2772108223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52578 + ... + 91151.
It is an arithmetic number, because the mean of its divisors is an integer number (333836880).
Almost surely, 22772101223 is an apocalyptic number.
2772101223 is a deficient number, since it is larger than the sum of its proper divisors (1233941337).
2772101223 is a wasteful number, since it uses less digits than its factorization.
2772101223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 145878 (or 145875 counting only the distinct ones).
The product of its (nonzero) digits is 2352, while the sum is 27.
The square root of 2772101223 is about 52650.7476015298. The cubic root of 2772101223 is about 1404.7628974736.
Adding to 2772101223 its reverse (3221012772), we get a palindrome (5993113995).
The spelling of 2772101223 in words is "two billion, seven hundred seventy-two million, one hundred one thousand, two hundred twenty-three".
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