21009619 is an odd 8-digits composite number following 21009618
and preceding 21009620 . In scientific notation, it is written as 2.1009619 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 20627136 positive integers (up to 21009619) that are relatively prime to 21009619.
21009619 has 8 divisors, whose sum is 21394880
The reverse of 21009619 is 91690012
Previous prime number is 277
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million nine thousand six hundred nineteen
Scientific notation
2.1009619 × 10^7
Engineering notation
2.1009619 × 10^6
Prime Factorization
73 × 277 × 1039
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21009619
Product of the distinct prime numbers
The prime factorization of 21009619 is 73 × 277 × 1039.
Since it has a total of 3 prime factors.
3 , 4 , 91 , 99 , 366 , 277 , 5489 , 7543 , 62540 , 39364 , 132780 , 300294 , 1295348 , 9003996 , 62670535 , 51627569 , 569268214 , 565906836 , 4206195413 , 4891231481
n×2
42019238
n×3
63028857
n×4
84038476
n×5
105048095
n÷2
10504809.5
n÷3
7003206.3333333
n÷3
5252404.75
n÷5
4201923.8
n2
441404090525161
n3
9.2737317669751E+21
n4
1.9483757113234E+29
n5
4.093463136376E+36
2 √n
4583.625093744
3 √n
275.93453516316
4 √n
67.70247479778
5 √n
29.139603317547
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
-21009618
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 21009619 can be divided by 8 positive divisors.
The sum of these divisors (counting 21009619) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000001001010011010011
3
Ternary
1110112101210001
4
Quaternary
1100021103103
5
Quinary
20334301434
6
Senary
2030150431
8
Octal
120112323
10
Decimal
21009619
12
Duodecimal
7052417
16
Hexadecimal
14094d3
20
Vigesimal
6b640j
36
Base36
cib4j
md5
413299d77f2f64a01460e9d7b4a757f2
sha1
a62fe0af2d8e4a9609ee51e41fed503b3e003990
sha256
a5f09872dd402ddcc96dc6db2b69f96fbef3ad23136d82f160931edc9d56cb9c
sha512
b2bad36ab98602cc117dc1d2ef1d0488f86fb85089a5a85d94f65ea9bd32ffa9b5485abdcd897ba94b94465ee8126e951612baf9c423496c5a46993a1c3059be
ripemd-160
273ad9550ce1bedb924e0f12e447a3a40f356a62
Diameter
42019238
Circumference
132007329.41024
Area
1.3867118480583E+15
Volume
3.8845716787322E+22
Surface area
5.5468473922333E+15
Circumference
132007329.41024
Perimeter
84038476
Area
441404090525161
Diagonal
29712088.130091
Surface area
2648424543150966
Volume
9.2737317669751E+21
Space diagonal
36389727.555664
Perimeter
63028857
Area
1.9113357786458E+14
Altitude
18194863.777832
Surface area
1.9113357786458E+14
Volume
1.0929197698889E+21
Height
9904029.3766972