20171493 is an odd 8-digits composite number following 20171492
and preceding 20171494 . In scientific notation, it is written as 2.0171493 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 13447656 positive integers (up to 20171493) that are relatively prime to 20171493.
20171493 has 4 divisors, whose sum is 22412780
The reverse of 20171493 is 39417102
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred seventy-one thousand four hundred ninety-three
Scientific notation
2.0171493 × 10^7
Engineering notation
2.0171493 × 10^6
Prime Factorization
9 × 2241277
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20171493
Product of the distinct prime numbers
The prime factorization of 20171493 is 9 × 2241277.
Since it has a total of 2 prime factors.
3 , 9 , 93 , 79 , 377 , 139 , 758 , 2283 , 21544 , 27095 , 47018 , 531773 , 4226920 , 5891835 , 63111361 , 96693708 , 399289246 , 351073961 , 4309654506 , 7957690595
n×2
40342986
n×3
60514479
n×4
80685972
n×5
100857465
n÷2
10085746.5
n÷3
6723831
n÷3
5042873.25
n÷5
4034298.6
n2
406889129849049
n3
8.2075612345262E+21
n4
1.6555876398932E+29
n5
3.3395674488991E+36
2 √n
4491.2685290461
3 √n
272.21539401325
4 √n
67.01692718296
5 √n
28.903311854749
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
-20171492
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 20171493 can be divided by 4 positive divisors.
The sum of these divisors (counting 20171493) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111100101011100101
3
Ternary
1101221211002100
4
Quaternary
1030330223211
5
Quinary
20130441433
6
Senary
2000202313
8
Octal
114745345
10
Decimal
20171493
12
Duodecimal
6909399
16
Hexadecimal
133cae5
20
Vigesimal
6618ed
36
Base36
c0cf9
md5
319ffb80ef9ceef9efa03c3200a9a9d2
sha1
ebae11cf2649095392048afb63157cfce9ab79a1
sha256
a77ebd36e636d80a401f7b2f5f6ebdfdf615b6e4524116c977c1a4bf9f9147e2
sha512
9344519206964f4c487426f90a29f3f605b9e37bb4c93338699061ccffae4345b70f7b578ea412f47d4fb8ba1f4bbe92bfe33aaac32dbd4579fb7d903b83a95d
ripemd-160
7207652ede654952af7ebb9ce3a1821e013e9562
Diameter
40342986
Circumference
126741228.44148
Area
1.2782799011593E+15
Volume
3.4379752104368E+22
Surface area
5.1131196046373E+15
Circumference
126741228.44148
Perimeter
80685972
Area
406889129849049
Diagonal
28526798.973914
Surface area
2441334779094294
Volume
8.2075612345262E+21
Space diagonal
34938050.74052
Perimeter
60514479
Area
1.7618816148651E+14
Altitude
17469025.37026
Surface area
1.7618816148651E+14
Volume
9.6727036765622E+20
Height
9508932.9913047