21013669 is an odd 8-digits composite number following 21013668
and preceding 21013670 . In scientific notation, it is written as 2.1013669 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 20445696 positive integers (up to 21013669) that are relatively prime to 21013669.
21013669 has 4 divisors, whose sum is 21581644
The reverse of 21013669 is 96631012
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million thirteen thousand six hundred sixty-nine
Scientific notation
2.1013669 × 10^7
Engineering notation
2.1013669 × 10^6
Prime Factorization
37 × 567937
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21013669
Product of the distinct prime numbers
The prime factorization of 21013669 is 37 × 567937.
Since it has a total of 2 prime factors.
4 , 8 , 19 , 51 , 22 , 437 , 1382 , 329 , 41512 , 58107 , 749239 , 694299 , 4179790 , 2738427 , 845975 , 2665311 , 469331720 , 683388582 , 7790178542 , 2054833755
n×2
42027338
n×3
63041007
n×4
84054676
n×5
105068345
n÷2
10506834.5
n÷3
7004556.3333333
n÷3
5253417.25
n÷5
4202733.8
n2
441574284841561
n3
9.2790958605723E+21
n4
1.9498784903334E+29
n5
4.0974101186085E+36
2 √n
4584.0668625141
3 √n
275.95226455125
4 √n
67.705737293926
5 √n
29.140726672469
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
-21013668
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 21013669 can be divided by 4 positive divisors.
The sum of these divisors (counting 21013669) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001010010010100101
3
Ternary
1110112121100001
4
Quaternary
1100022102211
5
Quinary
20334414134
6
Senary
2030221301
8
Octal
120122245
10
Decimal
21013669
12
Duodecimal
7054831
16
Hexadecimal
140a4a5
20
Vigesimal
6b6e39
36
Base36
cie91
md5
4ebd56d0f26456f8e883b30df1b7923b
sha1
230c2a2832975106a5dbd0bfc387d0bb59db67c4
sha256
124f6f28c46f9d6a428d07c515e5cf94f8e836a8b9b62cc5b989b5486d66a993
sha512
9e5d07d5840597bcda8cfab771172f60cf2c0b575e9ec4b8c33bbefcada9ceaa14aa8dcaf9b0b440458723287679d097f38ea930746d2668722486bb11efb824
ripemd-160
59c5abd63177e1b4063e456f35dce040b3507f74
Diameter
42027338
Circumference
132032776.31074
Area
1.3872465292724E+15
Volume
3.8868185850039E+22
Surface area
5.5489861170897E+15
Circumference
132032776.31074
Perimeter
84054676
Area
441574284841561
Diagonal
29717815.695019
Surface area
2649445709049366
Volume
9.2790958605723E+21
Space diagonal
36396742.361435
Perimeter
63041007
Area
1.9120727416537E+14
Altitude
18198371.180718
Surface area
1.9120727416537E+14
Volume
1.0935519343818E+21
Height
9905938.5650064