20106890 is an even 8-digits composite number following 20106889
and preceding 20106891 . In scientific notation, it is written as 2.0106890 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 8042752 positive integers (up to 20106890) that are relatively prime to 20106890.
20106890 has 8 divisors, whose sum is 36192420
The reverse of 20106890 is 09860102
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred six thousand eight hundred ninety
Scientific notation
2.0106890 × 10^7
Engineering notation
2.0106890 × 10^6
Prime Factorization
2 × 5 × 2010689
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20106890
Product of the distinct prime numbers
The prime factorization of 20106890 is 2 × 5 × 2010689.
Since it has a total of 3 prime factors.
1 , 10 , 73 , 64 , 67 , 656 , 4162 , 8208 , 85694 , 29925 , 462877 , 720104 , 6184604 , 9285653 , 13732505 , 49380914 , 884833488 , 168552975 , 2669613921 , 1562627520
n×2
40213780
n×3
60320670
n×4
80427560
n×5
100534450
n÷2
10053445
n÷3
6702296.6666667
n÷3
5026722.5
n÷5
4021378
n2
404287025472100
n3
8.1289547495947E+21
n4
1.6344799896508E+29
n5
3.2864309359109E+36
2 √n
4484.07069525
3 √n
271.92447622052
4 √n
66.963204039607
5 √n
28.884774433266
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
-20106889
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 20106890 can be divided by 8 positive divisors.
The sum of these divisors (counting 20106890) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101100111010001010
3
Ternary
1101211112110122
4
Quaternary
1030230322022
5
Quinary
20121410030
6
Senary
1554543242
8
Octal
114547212
10
Decimal
20106890
12
Duodecimal
6897b22
16
Hexadecimal
132ce8a
20
Vigesimal
65d74a
36
Base36
byykq
md5
9aca0c91ea54394d3cf610cc6ab35713
sha1
dd51bc6d59ceeb3debfc83c04ec493a0396e5c1e
sha256
4ffd60e4d6b8d6b983b2704187c9e8512e612d078e8e668f6f6c51cf5f0d8733
sha512
1a8d5c926b1a5783cc7c6180cc7774e25b659f2091ecd9b9cb1bd1c9ceadc6c4174d52e901255e392a5eb12d2933e942872f8ee2a6fb709234fdf74a0b52137e
ripemd-160
71cada381128ba34caec5d5515115d86b078b1e4
Diameter
40213780
Circumference
126335315.82108
Area
1.2701051491648E+15
Volume
3.4050486030254E+22
Surface area
5.0804205966593E+15
Circumference
126335315.82108
Perimeter
80427560
Area
404287025472100
Diagonal
28435436.535144
Surface area
2425722152832600
Volume
8.1289547495947E+21
Space diagonal
34826155.062199
Perimeter
60320670
Area
1.7506141723964E+14
Altitude
17413077.531099
Surface area
1.7506141723964E+14
Volume
9.5800650456617E+20
Height
9478478.845048