2021808197 is an odd 10-digits composite number following 2021808196
and preceding 2021808198 . In scientific notation, it is written as 2.021808197 × 10^9.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 2021067840 positive integers (up to 2021808197) that are relatively prime to 2021808197.
2021808197 has 4 divisors, whose sum is 2022548556
The reverse of 2021808197 is 7918081202
Previous prime number is 2741
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 38
Digital Root 2
Name
two billion twenty-one million eight hundred eight thousand one hundred ninety-seven
Scientific notation
2.021808197 × 10^9
Engineering notation
2.021808197 × 10^9
Prime Factorization
2741 × 737617
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2021808197
Product of the distinct prime numbers
The prime factorization of 2021808197 is 2741 × 737617.
Since it has a total of 2 prime factors.
8 , 9 , 59 , 12 , 841 , 3 , 6075 , 3912 , 99564 , 96281 , 220290 , 156669 , 4113892 , 5917134 , 22426143 , 43715173 , 101644609 , 120764104 , 3031641477 , 7212068439
n×2
4043616394
n×3
6065424591
n×4
8087232788
n×5
10109040985
n÷2
1010904098.5
n÷3
673936065.66667
n÷3
505452049.25
n÷5
404361639.4
n2
4087708385456390809
n3
8.2645623206614E+27
n4
1.670935984453E+37
n5
3.3783120700294E+46
2 √n
44964.521536429
3 √n
1264.4839395417
4 √n
212.04839432646
5 √n
72.635342814182
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
-2021808196
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 2021808197 can be divided by 4 positive divisors.
The sum of these divisors (counting 2021808197) is 1, the average is 0.25.
Base
System
Value
2
Binary
1111000100000100101100001000101
3
Ternary
12012220101111110002
4
Quaternary
1320200211201011
5
Quinary
13120040330242
6
Senary
532342211045
8
Octal
17040454105
10
Decimal
2021808197
12
Duodecimal
485123a85
16
Hexadecimal
78825845
20
Vigesimal
1bbg609h
36
Base36
xfqd6t
md5
c68bb7045d14dd48c29c1f81c7430216
sha1
61bf8c006cc0316d654d0e2693b88bf8d3836f7e
sha256
f857acdb535a4d1292e0c078defbba3cfda09e2e2bbbe40ef5d86ea8a76c5500
sha512
197abb564a5743e311e1bf636a287579e918e2ba25ecfdaaa41e8f75a332c2756bb654f554dd05aaa970cecdebd0518477ccca9b7d31e10362d9ce12a8b8493d
ripemd-160
e59d8a1edc0e8d4e413e1eaf0161073cbe6c591f
Diameter
4043616394
Circumference
12703395557.326
Area
1.2841914633767E+19
Volume
3.4618517695633E+28
Surface area
5.1367658535069E+19
Circumference
12703395557.326
Perimeter
8087232788
Area
4087708385456390809
Diagonal
2859268572.7145
Surface area
2.4526250312738E+19
Volume
8.2645623206614E+27
Space diagonal
3501874520.3632
Perimeter
6065424591
Area
1.770029652534E+18
Altitude
1750937260.1816
Surface area
1.770029652534E+18
Volume
9.7398801007975E+26
Height
953089524.23816