20173145 is an odd 8-digits composite number following 20173144
and preceding 20173146 . In scientific notation, it is written as 2.0173145 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 16138512 positive integers (up to 20173145) that are relatively prime to 20173145.
20173145 has 4 divisors, whose sum is 24207780
The reverse of 20173145 is 54137102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred seventy-three thousand one hundred forty-five
Scientific notation
2.0173145 × 10^7
Engineering notation
2.0173145 × 10^6
Prime Factorization
5 × 4034629
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20173145
Product of the distinct prime numbers
The prime factorization of 20173145 is 5 × 4034629.
Since it has a total of 2 prime factors.
4 , 8 , 80 , 91 , 962 , 435 , 3565 , 6693 , 40111 , 35957 , 902044 , 395907 , 2530114 , 3194638 , 42002184 , 7703816 , 176271659 , 204615836 , 2485239236 , 7938914991
n×2
40346290
n×3
60519435
n×4
80692580
n×5
100865725
n÷2
10086572.5
n÷3
6724381.6666667
n÷3
5043286.25
n÷5
4034629
n2
406955779191025
n3
8.2095779422085E+21
n4
1.6561300621697E+29
n5
3.3409351883009E+36
2 √n
4491.4524376865
3 √n
272.22282508698
4 √n
67.018299274799
5 √n
28.903785262514
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
-20173144
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 20173145 can be divided by 4 positive divisors.
The sum of these divisors (counting 20173145) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111101000101011001
3
Ternary
1101221220100112
4
Quaternary
1030331011121
5
Quinary
20131020040
6
Senary
2000214105
8
Octal
114750531
10
Decimal
20173145
12
Duodecimal
690a335
16
Hexadecimal
133d159
20
Vigesimal
661ch5
36
Base36
c0dp5
md5
355fb82e39c6bfc70f16d7e10fec593c
sha1
380dfaaec3be244071d7622a2203ed43be40654d
sha256
76608de12d7acdc3923c9c904fb6fb3333256e5d0a435096a9cb1a1a26feca28
sha512
dc0bf4e94c82f2f28e832a3dd496f6536648ed2f650c885a22e5360c070d3c1593f462f94e7a8d604308b288689675cdf34e61ca8a270e50ff1eec98bc0a3945
ripemd-160
22f4d61826dc53756bd7195b65c42b4d23de7e5c
Diameter
40346290
Circumference
126751608.2636
Area
1.2784892862424E+15
Volume
3.4388199669754E+22
Surface area
5.1139571449697E+15
Circumference
126751608.2636
Perimeter
80692580
Area
406955779191025
Diagonal
28529135.254719
Surface area
2441734675146150
Volume
8.2095779422085E+21
Space diagonal
34940912.088454
Perimeter
60519435
Area
1.7621702149816E+14
Altitude
17470456.044227
Surface area
1.7621702149816E+14
Volume
9.6750803893586E+20
Height
9509711.751573