21691483 is an odd 8-digits composite number following 21691482
and preceding 21691484 . In scientific notation, it is written as 2.1691483 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 18681480 positive integers (up to 21691483) that are relatively prime to 21691483.
21691483 has 8 divisors, whose sum is 24909120
The reverse of 21691483 is 38419612
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million six hundred ninety-one thousand four hundred eighty-three
Scientific notation
2.1691483 × 10^7
Engineering notation
2.1691483 × 10^6
Prime Factorization
19 × 11 × 103787
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21691483
Product of the distinct prime numbers
The prime factorization of 21691483 is 19 × 11 × 103787.
Since it has a total of 3 prime factors.
2 , 8 , 41 , 32 , 277 , 971 , 1535 , 6178 , 84967 , 45259 , 351464 , 324032 , 8404610 , 4037760 , 95948421 , 26947358 , 915772084 , 494588244 , 8199338681 , 5959336472
n×2
43382966
n×3
65074449
n×4
86765932
n×5
108457415
n÷2
10845741.5
n÷3
7230494.3333333
n÷3
5422870.75
n÷5
4338296.6
n2
470520434739289
n3
1.02062860113E+22
n4
2.2138947950725E+29
n5
4.8022661311104E+36
2 √n
4657.4116202028
3 √n
278.88794890652
4 √n
68.245231483253
5 √n
29.326338894465
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21691482
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21691483 can be divided by 8 positive divisors.
The sum of these divisors (counting 21691483) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010101111110001011011
3
Ternary
1111211001010021
4
Quaternary
1102233301123
5
Quinary
21023111413
6
Senary
2052531311
8
Octal
122576133
10
Decimal
21691483
12
Duodecimal
7320b37
16
Hexadecimal
14afc5b
20
Vigesimal
6fb8e3
36
Base36
cwx97
md5
70e213d0111f3a14c6101937c3eb79a5
sha1
0195c3d5ce36301df0e80e07ab0fef41df8d8320
sha256
5d8f3c708b9bcbca140f5f2827a5e18e89e51ad9ade8f34dbcc87f555054b214
sha512
52cd64ce96d2f55ed40a8eeea60484e706393bbe3487624fb18739e7ee1ec0ab742b5833a29d297e211b5cb1d1c17b09c8845e3ba545ce804d95bced31443283
ripemd-160
16038b3f5010717b6b45a4cf04bed1a5d7cfb605
Diameter
43382966
Circumference
136291607.27654
Area
1.4781835411408E+15
Volume
4.2751990871381E+22
Surface area
5.9127341645633E+15
Circumference
136291607.27654
Perimeter
86765932
Area
470520434739289
Diagonal
30676389.446585
Surface area
2823122608435734
Volume
1.02062860113E+22
Space diagonal
37570750.647517
Perimeter
65074449
Area
2.0374132474196E+14
Altitude
18785375.323758
Surface area
2.0374132474196E+14
Volume
1.2028223415533E+21
Height
10225463.148862