20169979 is an odd 8-digits composite number following 20169978
and preceding 20169980 . In scientific notation, it is written as 2.0169979 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 20157784 positive integers (up to 20169979) that are relatively prime to 20169979.
20169979 has 4 divisors, whose sum is 20182176
The reverse of 20169979 is 97996102
Previous prime number is 1973
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million one hundred sixty-nine thousand nine hundred seventy-nine
Scientific notation
2.0169979 × 10^7
Engineering notation
2.0169979 × 10^6
Prime Factorization
1973 × 10223
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20169979
Product of the distinct prime numbers
The prime factorization of 20169979 is 1973 × 10223.
Since it has a total of 2 prime factors.
7 , 1 , 91 , 53 , 274 , 834 , 3975 , 5878 , 25489 , 97358 , 558992 , 733276 , 2642994 , 9817786 , 80729029 , 90736906 , 989935560 , 372537010 , 727574102 , 5814333493
n×2
40339958
n×3
60509937
n×4
80679916
n×5
100849895
n÷2
10084989.5
n÷3
6723326.3333333
n÷3
5042494.75
n÷5
4033995.8
n2
406828052860441
n3
8.205713282806E+21
n4
1.6550906459422E+29
n5
3.338314357175E+36
2 √n
4491.0999766204
3 √n
272.20858333877
4 √n
67.015669634948
5 √n
28.902877965914
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20169978
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20169979 can be divided by 4 positive divisors.
The sum of these divisors (counting 20169979) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111100010011111011
3
Ternary
1101221202000021
4
Quaternary
1030330103323
5
Quinary
20130414404
6
Senary
2000151311
8
Octal
114742373
10
Decimal
20169979
12
Duodecimal
6908537
16
Hexadecimal
133c4fb
20
Vigesimal
6614ij
36
Base36
c0b97
md5
1e79f58dd3630e084845df77c30f8c76
sha1
d244ebba70064e51dc39343ecfa67117e15046ad
sha256
e8b863d4c1967ec4086b82d22da2e232a1d2aed1c6790e39a36429966dfdc448
sha512
00d36ab3223978315e613cf567c5f990c0540e6834ce9c4a85f7eba5f2a96445e26d1bc39aab63f46b2bb2d5f750afd269a0c880dff9937e0f8ab0ff3cef3733
ripemd-160
dec61fda1b47efaede96b8ecf6283af4d0b348c0
Diameter
40339958
Circumference
126731715.69892
Area
1.2780880221406E+15
Volume
3.4372011422303E+22
Surface area
5.1123520885624E+15
Circumference
126731715.69892
Perimeter
80679916
Area
406828052860441
Diagonal
28524657.854581
Surface area
2440968317162646
Volume
8.205713282806E+21
Space diagonal
34935428.415597
Perimeter
60509937
Area
1.7616171437465E+14
Altitude
17467714.207799
Surface area
1.7616171437465E+14
Volume
9.6705258445744E+20
Height
9508219.2848602