20171081 is an odd 8-digits composite number following 20171080
and preceding 20171082 . In scientific notation, it is written as 2.0171081 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 17256528 positive integers (up to 20171081) that are relatively prime to 20171081.
20171081 has 8 divisors, whose sum is 23096640
The reverse of 20171081 is 18017102
Previous prime number is 587
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred seventy-one thousand eighty-one
Scientific notation
2.0171081 × 10^7
Engineering notation
2.0171081 × 10^6
Prime Factorization
7 × 587 × 4909
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20171081
Product of the distinct prime numbers
The prime factorization of 20171081 is 7 × 587 × 4909.
Since it has a total of 3 prime factors.
4 , 10 , 71 , 31 , 861 , 345 , 7398 , 9172 , 70974 , 62670 , 655253 , 223748 , 5227083 , 6066966 , 21604092 , 63186153 , 270433186 , 503859917 , 3910512881 , 5434949141
n×2
40342162
n×3
60513243
n×4
80684324
n×5
100855405
n÷2
10085540.5
n÷3
6723693.6666667
n÷3
5042770.25
n÷5
4034216.2
n2
406872508708561
n3
8.2070583298336E+21
n4
1.655452383428E+29
n5
3.3392264117769E+36
2 √n
4491.2226620376
3 √n
272.21354067984
4 √n
67.016584977434
5 √n
28.903193784542
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
-20171080
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 20171081 can be divided by 8 positive divisors.
The sum of these divisors (counting 20171081) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111100100101001001
3
Ternary
1101221210112002
4
Quaternary
1030330211021
5
Quinary
20130433311
6
Senary
2000200345
8
Octal
114744511
10
Decimal
20171081
12
Duodecimal
69090b5
16
Hexadecimal
133c949
20
Vigesimal
6617e1
36
Base36
c0c3t
md5
269a051e5e9273ee2b3e0413ebcf18ea
sha1
e8f886af8dd65dd486584995d446997ff1104752
sha256
7d96beb854a332512e7f30e22a9790b857052262c0b91fb6d01fda416f9ba310
sha512
bd3672bca9b24815a8e8a16d25b8f0567161bb4b3939dc20dd3f50098c9df92b52e4d1e6e9b563738dfcb24d244eb953b486fcb9e39fb5be7b86fdcaa83401f2
ripemd-160
37931803e380697c701c7afbc07f582daa59eb6e
Diameter
40342162
Circumference
126738639.76913
Area
1.2782276843065E+15
Volume
3.4377645542117E+22
Surface area
5.1129107372259E+15
Circumference
126738639.76913
Perimeter
80684324
Area
406872508708561
Diagonal
28526216.317926
Surface area
2441235052251366
Volume
8.2070583298336E+21
Space diagonal
34937337.135587
Perimeter
60513243
Area
1.7618096432156E+14
Altitude
17468668.567794
Surface area
1.7618096432156E+14
Volume
9.6721109976981E+20
Height
9508738.7726421