21290717 is an odd 8-digits composite number following 21290716
and preceding 21290718 . In scientific notation, it is written as 2.1290717 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 18249180 positive integers (up to 21290717) that are relatively prime to 21290717.
21290717 has 4 divisors, whose sum is 24332256
The reverse of 21290717 is 71709212
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million two hundred ninety thousand seven hundred seventeen
Scientific notation
2.1290717 × 10^7
Engineering notation
2.1290717 × 10^6
Prime Factorization
7 × 3041531
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21290717
Product of the distinct prime numbers
The prime factorization of 21290717 is 7 × 3041531.
Since it has a total of 2 prime factors.
6 , 6 , 56 , 84 , 30 , 252 , 9537 , 4934 , 44750 , 95880 , 93374 , 428677 , 302973 , 6585240 , 59723496 , 49049127 , 47044946 , 439468529 , 4340549076 , 4770522317
n×2
42581434
n×3
63872151
n×4
85162868
n×5
106453585
n÷2
10645358.5
n÷3
7096905.6666667
n÷3
5322679.25
n÷5
4258143.4
n2
453294630374089
n3
9.6509676929143E+21
n4
2.0547602192598E+29
n5
4.3747318331119E+36
2 √n
4614.186493847
3 √n
277.1597084101
4 √n
67.927803540575
5 √n
29.217163942012
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
-21290716
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 21290717 can be divided by 4 positive divisors.
The sum of these divisors (counting 21290717) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001001101111011011101
3
Ternary
1111001200101002
4
Quaternary
1101031323131
5
Quinary
20422300332
6
Senary
2040200045
8
Octal
121157335
10
Decimal
21290717
12
Duodecimal
7169025
16
Hexadecimal
144dedd
20
Vigesimal
6d16fh
36
Base36
coc0t
md5
e44218646b7288ba7fe32639da1c2acf
sha1
1519abb6ddfc4bf786c48424d5e4d6e931fa75d6
sha256
8073cb27d6258750f21c50ee440ed41c3f1b5ce8319c0fbe1a6dc1542be2b462
sha512
d30ba06546d672fa1ff7f89de72c11974024607bca1004a6dee0e8ea88b5022ca10997e83363ea79b7074d1e2548a39f1be69fdcebf663c51e6cfc6d6ef8b5ba
ripemd-160
bf35795a89e20a807475780d93fb9276808899cd
Diameter
42581434
Circumference
133773520.23372
Area
1.4240670806949E+15
Volume
4.0425878938789E+22
Surface area
5.6962683227798E+15
Circumference
133773520.23372
Perimeter
85162868
Area
453294630374089
Diagonal
30109620.734047
Surface area
2719767782244534
Volume
9.6509676929143E+21
Space diagonal
36876603.57357
Perimeter
63872151
Area
1.9628233265152E+14
Altitude
18438301.786785
Surface area
1.9628233265152E+14
Volume
1.137377450112E+21
Height
10036540.244682