20172691 is an odd 8-digits composite number following 20172690
and preceding 20172692 . In scientific notation, it is written as 2.0172691 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 15718920 positive integers (up to 20172691) that are relatively prime to 20172691.
20172691 has 8 divisors, whose sum is 25150464
The reverse of 20172691 is 19627102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred seventy-two thousand six hundred ninety-one
Scientific notation
2.0172691 × 10^7
Engineering notation
2.0172691 × 10^6
Prime Factorization
7 × 11 × 261983
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20172691
Product of the distinct prime numbers
The prime factorization of 20172691 is 7 × 11 × 261983.
Since it has a total of 3 prime factors.
9 , 6 , 35 , 42 , 277 , 264 , 3309 , 7696 , 43500 , 58468 , 299792 , 14346 , 709521 , 6588455 , 84711105 , 10727049 , 527812832 , 782061877 , 8854641618 , 6661280660
n×2
40345382
n×3
60518073
n×4
80690764
n×5
100863455
n÷2
10086345.5
n÷3
6724230.3333333
n÷3
5043172.75
n÷5
4034538.2
n2
406937462181481
n3
8.2090236809112E+21
n4
1.655980981267E+29
n5
3.3405592636977E+36
2 √n
4491.4018969582
3 √n
272.2207829316
4 √n
67.01792220711
5 √n
28.903655164439
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
-20172690
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 20172691 can be divided by 8 positive divisors.
The sum of these divisors (counting 20172691) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111100111110010011
3
Ternary
1101221212201201
4
Quaternary
1030330332103
5
Quinary
20131011231
6
Senary
2000212031
8
Octal
114747623
10
Decimal
20172691
12
Duodecimal
690a017
16
Hexadecimal
133cf93
20
Vigesimal
661beb
36
Base36
c0dcj
md5
2dbf004beed20206b7b38058a22313bd
sha1
64ec2a412c13cac7a9a4717d2a57487fac4d59ab
sha256
e4a6977885ad71005c572eb502693c47078d9ee716b0833b7c4dfe6dcb818b40
sha512
98629f26953e726395a8fc625bd1ef438f37c000dc5301b6d0835f7835e94b569026cd13e4eff97850a1ce9be2a296c1ae9923c0a35ce1c931713497d52031b2
ripemd-160
11fa5751749cab3a6fd91de59d7ed52f2aaf858d
Diameter
40345382
Circumference
126748755.69747
Area
1.2784317416598E+15
Volume
3.438587798546E+22
Surface area
5.1137269666393E+15
Circumference
126748755.69747
Perimeter
80690764
Area
406937462181481
Diagonal
28528493.201762
Surface area
2441624773088886
Volume
8.2090236809112E+21
Space diagonal
34940125.737387
Perimeter
60518073
Area
1.7620909000037E+14
Altitude
17470062.868694
Surface area
1.7620909000037E+14
Volume
9.6744271861554E+20
Height
9509497.7339206