20191448 is an even 8-digits composite number following 20191447
and preceding 20191449 . In scientific notation, it is written as 2.0191448 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 8 positive divisors.
There are 10095720 positive integers (up to 20191448) that are relatively prime to 20191448.
20191448 has 8 divisors, whose sum is 37858980
The reverse of 20191448 is 84419102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred ninety-one thousand four hundred forty-eight
Scientific notation
2.0191448 × 10^7
Engineering notation
2.0191448 × 10^6
Prime Factorization
2 × 2 × 2 × 2523931
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5047862
Product of the distinct prime numbers
The prime factorization of 20191448 is 2 × 2 × 2 × 2523931.
Since it has a total of 4 prime factors.
9 , 2 , 62 , 91 , 761 , 395 , 1273 , 8807 , 66687 , 43588 , 878863 , 521998 , 5449540 , 4714991 , 48377316 , 27332971 , 570733720 , 9700260 , 1163120224 , 6390900905
n×2
40382896
n×3
60574344
n×4
80765792
n×5
100957240
n÷2
10095724
n÷3
6730482.6666667
n÷3
5047862
n÷5
4038289.6
n2
407694572336704
n3
8.2319437572188E+21
n4
1.6621486431281E+29
n5
3.3561187895991E+36
2 √n
4493.4895126171
3 √n
272.30512903218
4 √n
67.033495452774
5 √n
28.909028213903
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
-20191447
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 20191448 can be divided by 8 positive divisors.
The sum of these divisors (counting 20191448) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000001100011011000
3
Ternary
1101222211110102
4
Quaternary
1031001203120
5
Quinary
20132111243
6
Senary
2000434532
8
Octal
115014330
10
Decimal
20191448
12
Duodecimal
6918a48
16
Hexadecimal
13418d8
20
Vigesimal
663ic8
36
Base36
c0rtk
md5
d0dd073782dc493600a7f6bb8f5e0019
sha1
3def31b9d6588a39d66d8333fa8576b1e168fc2d
sha256
f93462db7d169300eb793ab2cc6f8f788f3b73a3935368e1b743c7b7b0dc3f83
sha512
3f69f909206ed21e538cfdc52fe1edc93807f5be24c71b6d710e50e941daf5e0809838c6c85ab554aca422fc3dc60bfb1464a4f8cc51d5d9fb963256f25789da
ripemd-160
8be18b16b8fe13e132bb05698a588fe935e1f8f9
Diameter
40382896
Circumference
126866609.40428
Area
1.2808102733614E+15
Volume
3.4481885376591E+22
Surface area
5.1232410934457E+15
Circumference
126866609.40428
Perimeter
80765792
Area
407694572336704
Diagonal
28555019.605551
Surface area
2446167434020224
Volume
8.2319437572188E+21
Space diagonal
34972613.814385
Perimeter
60574344
Area
1.7653692831431E+14
Altitude
17486306.907192
Surface area
1.7653692831431E+14
Volume
9.7014387551261E+20
Height
9518339.868517