21492417 is an odd 8-digits composite number following 21492416
and preceding 21492418 . In scientific notation, it is written as 2.1492417 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 14328276 positive integers (up to 21492417) that are relatively prime to 21492417.
21492417 has 4 divisors, whose sum is 28656560
The reverse of 21492417 is 71429412
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million four hundred ninety-two thousand four hundred seventeen
Scientific notation
2.1492417 × 10^7
Engineering notation
2.1492417 × 10^6
Prime Factorization
3 × 7164139
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21492417
Product of the distinct prime numbers
The prime factorization of 21492417 is 3 × 7164139.
Since it has a total of 2 prime factors.
3 , 2 , 75 , 3 , 243 , 865 , 9198 , 7947 , 87877 , 72091 , 756959 , 142284 , 4480270 , 4870950 , 10691679 , 55702325 , 274208770 , 285495427 , 9845462231 , 8146900077
n×2
42984834
n×3
64477251
n×4
85969668
n×5
107462085
n÷2
10746208.5
n÷3
7164139
n÷3
5373104.25
n÷5
4298483.4
n2
461923988501889
n3
9.9278629831858E+21
n4
2.1337377115349E+29
n5
4.5859180664934E+36
2 √n
4635.9914797161
3 √n
278.03219353548
4 √n
68.088115554156
5 √n
29.272313766063
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
-21492416
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 21492417 can be divided by 4 positive divisors.
The sum of these divisors (counting 21492417) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001111111001011000001
3
Ternary
1111102221001110
4
Quaternary
1101333023001
5
Quinary
21000224132
6
Senary
2044353533
8
Octal
121771301
10
Decimal
21492417
12
Duodecimal
72458a9
16
Hexadecimal
147f2c1
20
Vigesimal
6e6b0h
36
Base36
csnnl
md5
ad3f7c81de9cccf2737ad4b73902d671
sha1
f460fdbb067448a2d9f6652709fdd1b6b1ce6746
sha256
522ead00ad933d8f3400545ccfc9407f46f4a5ee867b927cda50f56a41b0b7a6
sha512
daf0c32d9ac1df0b1cd0591a0a84ee274433e6e9346408f5759d083d79c198503e302bc4344432c92ed126a40c7fa271a04c81171eeacc320c48c53ac30b560c
ripemd-160
08743d2e0080c5f29d19095a23a4cafaed3dfaef
Diameter
42984834
Circumference
135040838.71018
Area
1.4511770087944E+15
Volume
4.158573521843E+22
Surface area
5.8047080351777E+15
Circumference
135040838.71018
Perimeter
85969668
Area
461923988501889
Diagonal
30394867.609578
Surface area
2771543931011334
Volume
9.9278629831858E+21
Space diagonal
37225958.221457
Perimeter
64477251
Area
2.0001895433003E+14
Altitude
18612979.110729
Surface area
2.0001895433003E+14
Volume
1.1700098730169E+21
Height
10131622.536526