21103729 is an odd 8-digits prime number following 21103728
and preceding 21103730 . In scientific notation, it is written as 2.1103729 × 10^7.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 21103728 positive integers (up to 21103729) that are relatively prime to 21103729.
21103729 has 2 divisors, whose sum is 21103730
The reverse of 21103729 is 92730112
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million one hundred three thousand seven hundred twenty-nine
Scientific notation
2.1103729 × 10^7
Engineering notation
2.1103729 × 10^6
Prime Factorization
21103729
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21103729
Product of the distinct prime numbers
The prime factorization of 21103729 is 21103729.
Since it has a total of 1 prime factors.
4 , 3 , 9 , 23 , 217 , 235 , 2587 , 6772 , 34545 , 40050 , 306093 , 709422 , 9933174 , 8671376 , 94351467 , 81452337 , 988004997 , 981915480 , 3609133951 , 143319553
n×2
42207458
n×3
63311187
n×4
84414916
n×5
105518645
n÷2
10551864.5
n÷3
7034576.3333333
n÷3
5275932.25
n÷5
4220745.8
n2
445367377705441
n3
9.3989124445363E+21
n4
1.9835210112422E+29
n5
4.1859689887062E+36
2 √n
4593.879515181
3 √n
276.3459264331
4 √n
67.77816399978
5 √n
29.165662121036
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21103730
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10551865
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4593.8796240215
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.99999990523
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21103729 can be divided by 2 positive divisors.
The sum of these divisors (counting 21103729) is 21103730, the average is 10551865.
Base
System
Value
2
Binary
1010000100000010001110001
3
Ternary
1110201011212121
4
Quaternary
1100200101301
5
Quinary
20400304404
6
Senary
2032154241
8
Octal
120402161
10
Decimal
21103729
12
Duodecimal
7098981
16
Hexadecimal
1420471
20
Vigesimal
6bhj69
36
Base36
ckbqp
md5
ad583fdb45b108c4711a36a4084f8557
sha1
c0182014224cad2358033c0abe9b199e7f733767
sha256
c670ea6fc98305e27625ce898993cd8390830ca68d15bd90b5305b0f04d5ee1d
sha512
da76f775092cbef795b296f2b7b0cc76d1b687330e57c1a94da116b3290561beededc0164d3d671b5cdea476805fadca5a1b8442a954286f267a94568355e9b4
ripemd-160
3e6b549b1fa68025d1a76cffd816684871648920
Diameter
42207458
Circumference
132598639.9795
Area
1.399162881948E+15
Volume
3.9370072383318E+22
Surface area
5.5966515277919E+15
Circumference
132598639.9795
Perimeter
84414916
Area
445367377705441
Diagonal
29845179.768446
Surface area
2672204266232646
Volume
9.3989124445363E+21
Space diagonal
36552730.857165
Perimeter
63311187
Area
1.9284973155489E+14
Altitude
18276365.428582
Surface area
1.9284973155489E+14
Volume
1.1076724542184E+21
Height
9948393.2561488