20128867 is an odd 8-digits composite number following 20128866
and preceding 20128868 . In scientific notation, it is written as 2.0128867 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 17222400 positive integers (up to 20128867) that are relatively prime to 20128867.
20128867 has 8 divisors, whose sum is 23250672
The reverse of 20128867 is 76882102
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million one hundred twenty-eight thousand eight hundred sixty-seven
Scientific notation
2.0128867 × 10^7
Engineering notation
2.0128867 × 10^6
Prime Factorization
11 × 17 × 107641
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20128867
Product of the distinct prime numbers
The prime factorization of 20128867 is 11 × 17 × 107641.
Since it has a total of 3 prime factors.
4 , 2 , 26 , 8 , 750 , 303 , 7506 , 7062 , 2900 , 65905 , 521576 , 36719 , 5008474 , 4192646 , 30319461 , 70845097 , 98383701 , 634466201 , 7461566687 , 3376460192
n×2
40257734
n×3
60386601
n×4
80515468
n×5
100644335
n÷2
10064433.5
n÷3
6709622.3333333
n÷3
5032216.75
n÷5
4025773.4
n2
405171286703689
n3
8.1556389422774E+21
n4
1.6416377156912E+29
n5
3.3044307241333E+36
2 √n
4486.5205894992
3 √n
272.02351206066
4 √n
66.981494380905
5 √n
28.891085934772
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
-20128866
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 20128867 can be divided by 8 positive divisors.
The sum of these divisors (counting 20128867) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110010010001100011
3
Ternary
1101212122121121
4
Quaternary
1030302101203
5
Quinary
20123110432
6
Senary
1555233111
8
Octal
114622143
10
Decimal
20128867
12
Duodecimal
68a8797
16
Hexadecimal
1332463
20
Vigesimal
65g237
36
Base36
bzfj7
md5
e1fdd0b06b5662f3a4d992fb491fc90a
sha1
d9a8eabb55ef9ef05b96ef520d8ac37abd2d128e
sha256
1e11aa05a8440b2c74b8d435975e995996c6850b4129ae1c5a28a829b63d4abb
sha512
8a32c2de36f0f1179f57cbd2fd712923aa58c9da902e746c33ec24bb3f840da74122b5ee7ecc3736868abcf9161ae6e167d4c204eeefcac899e58e3d43f1e58d
ripemd-160
5008a12bd88411718fd20c606b8b511f15db3d70
Diameter
40257734
Circumference
126473401.38457
Area
1.2728831377538E+15
Volume
3.4162260515186E+22
Surface area
5.0915325510153E+15
Circumference
126473401.38457
Perimeter
80515468
Area
405171286703689
Diagonal
28466516.706604
Surface area
2431027720222134
Volume
8.1556389422774E+21
Space diagonal
34864220.342797
Perimeter
60386601
Area
1.7544431358471E+14
Altitude
17432110.171398
Surface area
1.7544431358471E+14
Volume
9.6115126683224E+20
Height
9488838.9022014