199971521 is an odd 9-digits composite number following 199971520
and preceding 199971522 . In scientific notation, it is written as 1.99971521 × 10^8.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 199493844 positive integers (up to 199971521) that are relatively prime to 199971521.
199971521 has 4 divisors, whose sum is 200449200
The reverse of 199971521 is 125179991
Previous prime number is 419
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred ninety-nine million nine hundred seventy-one thousand five hundred twenty-one
Scientific notation
1.99971521 × 10^8
Engineering notation
1.99971521 × 10^6
Prime Factorization
419 × 477259
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
199971521
Product of the distinct prime numbers
The prime factorization of 199971521 is 419 × 477259.
Since it has a total of 2 prime factors.
8 , 4 , 38 , 62 , 372 , 553 , 2655 , 629 , 6258 , 81485 , 685592 , 143666 , 1034210 , 7298353 , 77076153 , 54497907 , 869052984 , 785786711 , 7014295643 , 150744567
n×2
399943042
n×3
599914563
n×4
799886084
n×5
999857605
n÷2
99985760.5
n÷3
66657173.666667
n÷3
49992880.25
n÷5
39994304.2
n2
39988609211053441
n3
7.996583006609E+24
n4
1.5990888666343E+33
n5
3.1977223287504E+41
2 √n
14141.128703183
3 √n
584.77578862456
4 √n
118.91647784552
5 √n
45.729202759489
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
-199971520
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 199971521 can be divided by 4 positive divisors.
The sum of these divisors (counting 199971521) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011111010110101001011000001
3
Ternary
111221021121100122
4
Quaternary
23322311023001
5
Quinary
402143042041
6
Senary
31502030025
8
Octal
1372651301
10
Decimal
199971521
12
Duodecimal
56b78315
16
Hexadecimal
beb52c1
20
Vigesimal
329g8g1
36
Base36
3b230h
md5
df69e2756c2720f4064651feba65ef3d
sha1
bac2cdd3645b7a814e48345d52880cec681ce12e
sha256
203061f74059198f0e0a8aec8641684e774c831152432c5d05e5d8a39fc2c221
sha512
9275240a82887facc739dde49ccf2d1156dbeb91978c7ec54bfc24132fda881ba8836d5f398fc33bbd030f382a24bb067d61d434a74d503b1c7f3b123d9b0028
ripemd-160
aa1651f51afeee48ca557b804d27c69bf73c5bb7
Diameter
399943042
Circumference
1256458122.6016
Area
1.2562792092472E+17
Volume
3.3496008569845E+25
Surface area
5.0251168369887E+17
Circumference
1256458122.6016
Perimeter
799886084
Area
39988609211053441
Diagonal
282802437.08658
Surface area
239931655266320646
Volume
7.996583006609E+24
Space diagonal
346360834.43883
Perimeter
599914563
Area
1.731557571939E+16
Altitude
173180417.21941
Surface area
1.731557571939E+16
Volume
9.4240634504905E+23
Height
94267479.028859