20128801 is an odd 8-digits composite number following 20128800
and preceding 20128802 . In scientific notation, it is written as 2.0128801 × 10^7.
The sum of its digits is 22. It has a total of 4 prime factors and 16 positive divisors.
There are 15465600 positive integers (up to 20128801) that are relatively prime to 20128801.
20128801 has 16 divisors, whose sum is 25446528
The reverse of 20128801 is 10882102
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred twenty-eight thousand eight hundred one
Scientific notation
2.0128801 × 10^7
Engineering notation
2.0128801 × 10^6
Prime Factorization
7 × 11 × 73 × 3581
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20128801
Product of the distinct prime numbers
The prime factorization of 20128801 is 7 × 11 × 73 × 3581.
Since it has a total of 4 prime factors.
5 , 1 , 16 , 97 , 639 , 286 , 9065 , 7531 , 52126 , 41493 , 642326 , 625430 , 9468097 , 8788532 , 88824175 , 31206601 , 116163874 , 279988328 , 9710774725 , 8638980333
n×2
40257602
n×3
60386403
n×4
80515204
n×5
100644005
n÷2
10064400.5
n÷3
6709600.3333333
n÷3
5032200.25
n÷5
4025760.2
n2
405168629697601
n3
8.1555587186257E+21
n4
1.6416161849103E+29
n5
3.3043765504439E+36
2 √n
4486.5132341274
3 √n
272.02321475015
4 √n
66.981439474883
5 √n
28.891066988706
1 , 7 , 11 , 73 , 77 , 511 , 803 , 3581 , 5621 , 25067 , 39391 , 261413 , 275737 , 1829891 , 2875543 , 20128801
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
-20128800
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 20128801 can be divided by 16 positive divisors.
The sum of these divisors (counting 20128801) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110010010000100001
3
Ternary
1101212122112011
4
Quaternary
1030302100201
5
Quinary
20123110201
6
Senary
1555232521
8
Octal
114622041
10
Decimal
20128801
12
Duodecimal
68a8741
16
Hexadecimal
1332421
20
Vigesimal
65g201
36
Base36
bzfhd
md5
c650512d0765eef1d8d48278f92ed603
sha1
0a50eabcb4ecfac3cf6376cfd12aed8d251dd135
sha256
85351650fa061a2f95e45f13ff029cf89f5d29702548b84e98d1828b2db15520
sha512
bda2cb99aeeb13c7e35efd0c6697be0a1b2b578fea19e5d45e92579a229b77086dd824c5e78ae51b7cf3486da40499aa9b090774653e61ef11688de4019247c7
ripemd-160
d3fa4265860a4f41b414720c08e4967755c58fee
Diameter
40257602
Circumference
126472986.69434
Area
1.272874790523E+15
Volume
3.416192447514E+22
Surface area
5.0914991620921E+15
Circumference
126472986.69434
Perimeter
80515204
Area
405168629697601
Diagonal
28466423.368509
Surface area
2431011778185606
Volume
8.1555587186257E+21
Space diagonal
34864106.027443
Perimeter
60386403
Area
1.7544316306733E+14
Altitude
17432053.013722
Surface area
1.7544316306733E+14
Volume
9.6114181238422E+20
Height
9488807.789503