21002693 is an odd 8-digits composite number following 21002692
and preceding 21002694 . In scientific notation, it is written as 2.1002693 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 20988960 positive integers (up to 21002693) that are relatively prime to 21002693.
21002693 has 4 divisors, whose sum is 21016428
The reverse of 21002693 is 39620012
Previous prime number is 1753
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million two thousand six hundred ninety-three
Scientific notation
2.1002693 × 10^7
Engineering notation
2.1002693 × 10^6
Prime Factorization
1753 × 11981
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21002693
Product of the distinct prime numbers
The prime factorization of 21002693 is 1753 × 11981.
Since it has a total of 2 prime factors.
9 , 9 , 69 , 22 , 698 , 639 , 3621 , 5043 , 18278 , 17132 , 651216 , 844862 , 3427600 , 8808907 , 75215592 , 90967563 , 923429960 , 516091485 , 251445327 , 1857812267
n×2
42005386
n×3
63008079
n×4
84010772
n×5
105013465
n÷2
10501346.5
n÷3
7000897.6666667
n÷3
5250673.25
n÷5
4200538.6
n2
441113113252249
n3
9.2645632959112E+21
n4
1.9458077868309E+29
n5
4.0867203583819E+36
2 √n
4582.8695159256
3 √n
275.90421044007
4 √n
67.69689443339
5 √n
29.137681840431
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
-21002692
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 21002693 can be divided by 4 positive divisors.
The sum of these divisors (counting 21002693) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000111100111000101
3
Ternary
1110112001021112
4
Quaternary
1100013213011
5
Quinary
20334041233
6
Senary
2030054405
8
Octal
120074705
10
Decimal
21002693
12
Duodecimal
704a405
16
Hexadecimal
14079c5
20
Vigesimal
6b56ed
36
Base36
ci5s5
md5
30d5b1fb03c93388a439514ccfc05c83
sha1
fafdb4bb6292dca57b7d1bae2a51abcbd220bdf2
sha256
112f36593bb54e4affe432efe90cfcd303374b2b15e654eeb776a2bd08a83a99
sha512
18bf9f88afe128b0e792cb6271d0d4be6f735a22d6d620c9100a64362170d61399101b07d9b2de039390fdd4e9eac7f001f37f2fd0251a3b7e0a4d8ba475365e
ripemd-160
bda8f594470b65d674014fd721b866287a51449c
Diameter
42005386
Circumference
131963812.0688
Area
1.3857977159954E+15
Volume
3.8807311985536E+22
Surface area
5.5431908639816E+15
Circumference
131963812.0688
Perimeter
84010772
Area
441113113252249
Diagonal
29702293.286958
Surface area
2646678679513494
Volume
9.2645632959112E+21
Space diagonal
36377731.371771
Perimeter
63008079
Area
1.9100758100944E+14
Altitude
18188865.685886
Surface area
1.9100758100944E+14
Volume
1.0918392552118E+21
Height
9900764.4289862