Base | Representation |
---|---|
bin | 110000000011111111… |
… | …0101111100001110101 |
3 | 100212102002122220020201 |
4 | 1200013332233201311 |
5 | 3142340023300341 |
6 | 115225423000501 |
7 | 10312500621244 |
oct | 1400776574165 |
9 | 325362586221 |
10 | 103213103221 |
11 | 3a855119108 |
12 | 18005a39131 |
13 | 996b3b8457 |
14 | 4dd1a9a95b |
15 | 2a41375331 |
hex | 1807faf875 |
103213103221 has 16 divisors (see below), whose sum is σ = 115317302400. Its totient is φ = 91874134528.
The previous prime is 103213103207. The next prime is 103213103249. The reversal of 103213103221 is 122301312301.
It is a cyclic number.
It is not a de Polignac number, because 103213103221 - 27 = 103213103093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103213103251) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1448191 + ... + 1517788.
It is an arithmetic number, because the mean of its divisors is an integer number (7207331400).
Almost surely, 2103213103221 is an apocalyptic number.
It is an amenable number.
103213103221 is a deficient number, since it is larger than the sum of its proper divisors (12104199179).
103213103221 is a wasteful number, since it uses less digits than its factorization.
103213103221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2966108.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 103213103221 its reverse (122301312301), we get a palindrome (225514415522).
The spelling of 103213103221 in words is "one hundred three billion, two hundred thirteen million, one hundred three thousand, two hundred twenty-one".
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