21172017 is an odd 8-digits composite number following 21172016
and preceding 21172018 . In scientific notation, it is written as 2.1172017 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 14114676 positive integers (up to 21172017) that are relatively prime to 21172017.
21172017 has 4 divisors, whose sum is 28229360
The reverse of 21172017 is 71027112
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million one hundred seventy-two thousand seventeen
Scientific notation
2.1172017 × 10^7
Engineering notation
2.1172017 × 10^6
Prime Factorization
3 × 7057339
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21172017
Product of the distinct prime numbers
The prime factorization of 21172017 is 3 × 7057339.
Since it has a total of 2 prime factors.
3 , 10 , 91 , 42 , 130 , 298 , 1593 , 61 , 41081 , 64258 , 597401 , 624587 , 5866371 , 7408031 , 26665358 , 65940305 , 740974371 , 671397756 , 8022954158 , 4731413968
n×2
42344034
n×3
63516051
n×4
84688068
n×5
105860085
n÷2
10586008.5
n÷3
7057339
n÷3
5293004.25
n÷5
4234403.4
n2
448254303848289
n3
9.4904477413991E+21
n4
2.0093192091851E+29
n5
4.2541340455294E+36
2 √n
4601.306010254
3 √n
276.64367464293
4 √n
67.832927183294
5 √n
29.184512740811
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
-21172016
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 21172017 can be divided by 4 positive divisors.
The sum of these divisors (counting 21172017) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000110000111100110001
3
Ternary
1110211122112210
4
Quaternary
1100300330301
5
Quinary
20410001032
6
Senary
2033442333
8
Octal
120607461
10
Decimal
21172017
12
Duodecimal
71103a9
16
Hexadecimal
1430f31
20
Vigesimal
6c6a0h
36
Base36
clsfl
md5
5f91c83a96dd55d8d01f6cbfab2ad89e
sha1
0e757cbb920015f57bdc7de5d6c9715fdeec7456
sha256
c2db0570e0a4a11576d84da9c04b19bd7a51f8bbd191af4683aece20b5f7f78d
sha512
2797b500ac11604f03da7cd1903e87b540342a3b0815fee69125cfaa22c04971bb59e6057af045307fa05777c25dfd18eb293cb8a3f31e5dfe2901180725c867
ripemd-160
d43a74f2ab739724caa17c8f5173931c1ed8068d
Diameter
42344034
Circumference
133027706.13776
Area
1.4082324279098E+15
Volume
3.975349453821E+22
Surface area
5.6329297116392E+15
Circumference
133027706.13776
Perimeter
84688068
Area
448254303848289
Diagonal
29941753.584194
Surface area
2689525823089734
Volume
9.4904477413991E+21
Space diagonal
36671009.142712
Perimeter
63516051
Area
1.9409980724416E+14
Altitude
18335504.571356
Surface area
1.9409980724416E+14
Volume
1.1184599924066E+21
Height
9980584.5280646