199142021 is an odd 9-digits composite number following 199142020
and preceding 199142022 . In scientific notation, it is written as 1.99142021 × 10^8.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 173752128 positive integers (up to 199142021) that are relatively prime to 199142021.
199142021 has 8 divisors, whose sum is 200403840
The reverse of 199142021 is 120241991
Previous prime number is 1109
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred ninety-nine million one hundred forty-two thousand twenty-one
Scientific notation
1.99142021 × 10^8
Engineering notation
1.99142021 × 10^6
Prime Factorization
247 × 1109 × 727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199142021
Product of the distinct prime numbers
The prime factorization of 199142021 is 247 × 1109 × 727.
Since it has a total of 3 prime factors.
3 , 2 , 88 , 66 , 501 , 896 , 8530 , 1068 , 7543 , 39272 , 576190 , 657800 , 5873720 , 8034320 , 51810296 , 84483409 , 734294073 , 912044376 , 5602323763 , 3679864830
n×2
398284042
n×3
597426063
n×4
796568084
n×5
995710105
n÷2
99571010.5
n÷3
66380673.666667
n÷3
49785505.25
n÷5
39828404.2
n2
39657544527964441
n3
7.8974835651963E+24
n4
1.5727208379875E+33
n5
3.1319480614564E+41
2 √n
14111.768882745
3 √n
583.96610037322
4 √n
118.79296647001
5 √n
45.691201878793
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-199142020
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 199142021 can be divided by 8 positive divisors.
The sum of these divisors (counting 199142021) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011110111101010101010000101
3
Ternary
111212201110111102
4
Quaternary
23313222222011
5
Quinary
401440021041
6
Senary
31432145445
8
Octal
1367525205
10
Decimal
199142021
12
Duodecimal
56838285
16
Hexadecimal
bdeaa85
20
Vigesimal
324cf11
36
Base36
3akayt
md5
e7f0f8cefe1790309b3adde71fa337dd
sha1
f930406b1cdcf6e4c26fda7990b5a0c44dfa4da3
sha256
0532156149600bcd9d4f04730353d0f192041850962507c774b39c9db26a664b
sha512
8cfb4759171be7360856a1fed54fec8eef9cf142cad90b7758d0c536cea12901a6e7ead401e9c5d527e5cb76e6ffd52688fce75e639827383524a804f49e5557
ripemd-160
7bebd2546a48b0fe6482d8230db88fa6b151f9bb
Diameter
398284042
Circumference
1251246220.3892
Area
1.2458785054846E+17
Volume
3.3080901800356E+25
Surface area
4.9835140219385E+17
Circumference
1251246220.3892
Perimeter
796568084
Area
39657544527964441
Diagonal
281629346.93659
Surface area
237945267167786646
Volume
7.8974835651963E+24
Space diagonal
344924098.29395
Perimeter
597426063
Area
1.7172220506465E+16
Altitude
172462049.14697
Surface area
1.7172220506465E+16
Volume
9.3072736387661E+23
Height
93876448.978863