820199221 is an odd 9-digits composite number following 820199220
and preceding 820199222 . In scientific notation, it is written as 8.20199221 × 10^8.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 755149824 positive integers (up to 820199221) that are relatively prime to 820199221.
820199221 has 16 divisors, whose sum is 887447664
The reverse of 820199221 is 122991028
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
eight hundred twenty million one hundred ninety-nine thousand two hundred twenty-one
Scientific notation
8.20199221 × 10^8
Engineering notation
8.20199221 × 10^6
Prime Factorization
17 × 53 × 397 × 2293
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
820199221
Product of the distinct prime numbers
The prime factorization of 820199221 is 17 × 53 × 397 × 2293.
Since it has a total of 4 prime factors.
2 , 8 , 61 , 1 , 192 , 707 , 5333 , 1062 , 25960 , 79505 , 559867 , 555967 , 1075552 , 2688587 , 48025956 , 57792622 , 998420081 , 8434203 , 6577481303 , 4724017049
n×2
1640398442
n×3
2460597663
n×4
3280796884
n×5
4100996105
n÷2
410099610.5
n÷3
273399740.33333
n÷3
205049805.25
n÷5
164039844.2
n2
672726762129006841
n3
5.5176996624406E+26
n4
4.5256129648458E+35
n5
3.711904228314E+44
2 √n
28639.120464847
3 √n
936.0659565406
4 √n
169.23096780686
5 √n
60.643445838348
1 , 17 , 53 , 397 , 901 , 2293 , 6749 , 21041 , 38981 , 121529 , 357697 , 910321 , 2065993 , 15475457 , 48247013 , 820199221
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-820199220
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 820199221 can be divided by 16 positive divisors.
The sum of these divisors (counting 820199221) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110000111000110011111100110101
3
Ternary
2010011100102210221
4
Quaternary
300320303330311
5
Quinary
3134432333341
6
Senary
213215414341
8
Octal
6070637465
10
Decimal
820199221
12
Duodecimal
1aa8243b1
16
Hexadecimal
30e33f35
20
Vigesimal
cg64i11
36
Base36
dkbprp
md5
1f1e4e1e4fdadf72cf1d5e011f27541f
sha1
5af59189d02528395bacc2e3e8b6bc171d2571b2
sha256
70e8035f40e71f139e407f65816b313f71b9b7ef95e02b004349737f5330bed3
sha512
168b370581312b503651dfff98b68c712e66b8a84b386b459f97e83cb8fa3cb1c0c2f32f9bd4b0d3384de00f992bc9649e5f81ae486116f8f7968fda30d7db67
ripemd-160
1d4787f62e76569bf106889a576ff0fe5c2560d9
Diameter
1640398442
Circumference
5153463694.3473
Area
2.1134334537777E+18
Volume
2.3112486298985E+27
Surface area
8.4537338151109E+18
Circumference
5153463694.3473
Perimeter
3280796884
Area
672726762129006841
Diagonal
1159936862.186
Surface area
4036360572774041046
Volume
5.5176996624406E+26
Space diagonal
1420626723.1004
Perimeter
2460597663
Area
2.9129923290469E+17
Altitude
710313361.55021
Surface area
2.9129923290469E+17
Volume
6.5026714131042E+25
Height
386645620.72868