21103685 is an odd 8-digits composite number following 21103684
and preceding 21103686 . In scientific notation, it is written as 2.1103685 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 16644880 positive integers (up to 21103685) that are relatively prime to 21103685.
21103685 has 8 divisors, whose sum is 25681536
The reverse of 21103685 is 58630112
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million one hundred three thousand six hundred eighty-five
Scientific notation
2.1103685 × 10^7
Engineering notation
2.1103685 × 10^6
Prime Factorization
5 × 71 × 59447
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21103685
Product of the distinct prime numbers
The prime factorization of 21103685 is 5 × 71 × 59447.
Since it has a total of 3 prime factors.
1 , 2 , 22 , 19 , 633 , 866 , 5169 , 1872 , 93246 , 88870 , 629008 , 688300 , 8160635 , 1649226 , 71310714 , 13515225 , 710403791 , 652632172 , 6349535692 , 7713644123
n×2
42207370
n×3
63311055
n×4
84414740
n×5
105518425
n÷2
10551842.5
n÷3
7034561.6666667
n÷3
5275921.25
n÷5
4220737
n2
445365520579225
n3
9.398853656165E+21
n4
1.983504469208E+29
n5
4.1859253514259E+36
2 √n
4593.8747261979
3 √n
276.34573437812
4 √n
67.778128671408
5 √n
29.165649959297
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
-21103684
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 21103685 can be divided by 8 positive divisors.
The sum of these divisors (counting 21103685) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100000010001000101
3
Ternary
1110201011210222
4
Quaternary
1100200101011
5
Quinary
20400304220
6
Senary
2032154125
8
Octal
120402105
10
Decimal
21103685
12
Duodecimal
7098945
16
Hexadecimal
1420445
20
Vigesimal
6bhj45
36
Base36
ckbph
md5
4433cf8fe27beac6d586ebc9f99298b8
sha1
030b4a42573a4d56b82b230cd3c16871032a8d41
sha256
f72419ab7cb31af1997684c232ecc5fc3bbf700a38d51c37a6a5439b2378d6e3
sha512
ba9ab171d9a75b0dd6340613b1fc4b14c0e989d01980ac9243daf1e272fb5fac1477c86625705b94ebbcc74b68586edd96a82215ddb492bf07cd305454fc0fd9
ripemd-160
67c4f6fb8ef35346881fc7ca7f77aaffa876cb93
Diameter
42207370
Circumference
132598363.51935
Area
1.3991570476139E+15
Volume
3.9369826131165E+22
Surface area
5.5966281904555E+15
Circumference
132598363.51935
Perimeter
84414740
Area
445365520579225
Diagonal
29845117.54305
Surface area
2672193123475350
Volume
9.398853656165E+21
Space diagonal
36552654.646929
Perimeter
63311055
Area
1.9284892739564E+14
Altitude
18276327.323465
Surface area
1.9284892739564E+14
Volume
1.1076655259424E+21
Height
9948372.5143499