221855105 is an odd 9-digits composite number following 221855104
and preceding 221855106 . In scientific notation, it is written as 2.21855105 × 10^8.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 177484080 positive integers (up to 221855105) that are relatively prime to 221855105.
221855105 has 4 divisors, whose sum is 266226132
The reverse of 221855105 is 501558122
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
two hundred twenty-one million eight hundred fifty-five thousand one hundred five
Scientific notation
2.21855105 × 10^8
Engineering notation
2.21855105 × 10^6
Prime Factorization
5 × 44371021
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
221855105
Product of the distinct prime numbers
The prime factorization of 221855105 is 5 × 44371021.
Since it has a total of 2 prime factors.
1 , 2 , 69 , 67 , 763 , 417 , 1274 , 7398 , 49285 , 82502 , 653512 , 94041 , 659095 , 4586297 , 14773187 , 78674747 , 258047175 , 383864022 , 4141253308 , 6125998780
n×2
443710210
n×3
665565315
n×4
887420420
n×5
1109275525
n÷2
110927552.5
n÷3
73951701.666667
n÷3
55463776.25
n÷5
44371021
n2
49219687614561025
n3
1.0919638963796E+25
n4
2.422577648875E+33
n5
5.3746121866181E+41
2 √n
14894.80127427
3 √n
605.37313229948
4 √n
122.04425948921
5 √n
46.688926157791
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221855104
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221855105 can be divided by 4 positive divisors.
The sum of these divisors (counting 221855105) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101001110010011110110000001
3
Ternary
120110110101222202
4
Quaternary
31032103312001
5
Quinary
423243330410
6
Senary
34003042545
8
Octal
1516236601
10
Decimal
221855105
12
Duodecimal
62370455
16
Hexadecimal
d393d81
20
Vigesimal
396bhf5
36
Base36
3o34ht
md5
7bcdff1cc818f3cd186236571fd077aa
sha1
bcd6cfcb48bb74ff4600ccfc2aacac63f6cef066
sha256
19db08abceafe4a0f3f7209a594cc45708e0f0022b9fec67861e1554656f3b8f
sha512
72cf69003952e19082db33b98613524f9e9fba346c006c06d070bdd1f59b6897a0c4292eef305c5db71f50ee2509a1fc0263dafcafde21d38590345b31f481e9
ripemd-160
a08308388983556a43931737c5a446f9f45e17fe
Diameter
443710210
Circumference
1393956736.0588
Area
1.5462820902189E+17
Volume
4.5740076731351E+25
Surface area
6.1851283608756E+17
Circumference
1393956736.0588
Perimeter
887420420
Area
49219687614561025
Diagonal
313750498.37271
Surface area
295318125687366150
Volume
1.0919638963796E+25
Space diagonal
384264313.77853
Perimeter
665565315
Area
2.1312749920272E+16
Altitude
192132156.88926
Surface area
2.1312749920272E+16
Volume
1.2868917932348E+24
Height
104583499.45757