21402617 is an odd 8-digits composite number following 21402616
and preceding 21402618 . In scientific notation, it is written as 2.1402617 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 20712180 positive integers (up to 21402617) that are relatively prime to 21402617.
21402617 has 4 divisors, whose sum is 22093056
The reverse of 21402617 is 71620412
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million four hundred two thousand six hundred seventeen
Scientific notation
2.1402617 × 10^7
Engineering notation
2.1402617 × 10^6
Prime Factorization
31 × 690407
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21402617
Product of the distinct prime numbers
The prime factorization of 21402617 is 31 × 690407.
Since it has a total of 2 prime factors.
1 , 8 , 43 , 38 , 825 , 27 , 2250 , 9343 , 52612 , 3412 , 117961 , 909113 , 1675805 , 7828899 , 7509302 , 74172903 , 569989471 , 233763398 , 4980127032 , 5611440969
n×2
42805234
n×3
64207851
n×4
85610468
n×5
107013085
n÷2
10701308.5
n÷3
7134205.6666667
n÷3
5350654.25
n÷5
4280523.4
n2
458072014448689
n3
9.8039398836638E+21
n4
2.0982997042108E+29
n5
4.4909104920437E+36
2 √n
4626.296250782
3 √n
277.64442661831
4 √n
68.016882101299
5 √n
29.247811560869
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
-21402616
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 21402617 can be divided by 4 positive divisors.
The sum of these divisors (counting 21402617) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001101001001111111001
3
Ternary
1111021100212112
4
Quaternary
1101221033321
5
Quinary
20434340432
6
Senary
2042422105
8
Octal
121511771
10
Decimal
21402617
12
Duodecimal
7201935
16
Hexadecimal
14693f9
20
Vigesimal
6df6ah
36
Base36
cqqd5
md5
0da4fc044cef2081be811979faa29952
sha1
e92ff208a9d73b29e0bc2d0f8500673271bdda68
sha256
dd0c115c576684165e3fa8c7e4a643843709abba2f971f348c61807f491c9555
sha512
73faa82cd6fadd9f8263054aa21c9bb9755281de8f99911567149872f41700d6d1ae23f6d8f37f54dc2c46746189666dda43eb1c599fdd3ac693d1e5867cf68b
ripemd-160
f5d286fe48ea1a3179b172b36000a179ee76f110
Diameter
42805234
Circumference
134476608.66959
Area
1.4390756754071E+15
Volume
4.1066647353005E+22
Surface area
5.7563027016283E+15
Circumference
134476608.66959
Perimeter
85610468
Area
458072014448689
Diagonal
30267871.231677
Surface area
2748432086692134
Volume
9.8039398836638E+21
Space diagonal
37070420.058937
Perimeter
64207851
Area
1.9835100063764E+14
Altitude
18535210.029469
Surface area
1.9835100063764E+14
Volume
1.1554053956806E+21
Height
10089290.410559