21371903 is an odd 8-digits composite number following 21371902
and preceding 21371904 . In scientific notation, it is written as 2.1371903 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 16329600 positive integers (up to 21371903) that are relatively prime to 21371903.
21371903 has 16 divisors, whose sum is 23411040
The reverse of 21371903 is 30917312
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million three hundred seventy-one thousand nine hundred three
Scientific notation
2.1371903 × 10^7
Engineering notation
2.1371903 × 10^6
Prime Factorization
101 × 301 × 19 × 37
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21371903
Product of the distinct prime numbers
The prime factorization of 21371903 is 101 × 301 × 19 × 37.
Since it has a total of 4 prime factors.
1 , 3 , 31 , 13 , 398 , 232 , 9586 , 4872 , 7220 , 21201 , 347763 , 616721 , 2393119 , 887290 , 96093813 , 82282449 , 116263052 , 696857422 , 1382764408 , 7462078077
n×2
42743806
n×3
64115709
n×4
85487612
n×5
106859515
n÷2
10685951.5
n÷3
7123967.6666667
n÷3
5342975.75
n÷5
4274380.6
n2
456758237841409
n3
9.7617927535975E+21
n4
2.0862808783599E+29
n5
4.4587792563062E+36
2 √n
4622.975556933
3 √n
277.51155107073
4 √n
67.992466913129
5 √n
29.239412276017
1 , 19 , 37 , 101 , 301 , 703 , 1919 , 3737 , 5719 , 11137 , 30401 , 71003 , 211603 , 577619 , 1124837 , 21371903
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21371902
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21371903 can be divided by 16 positive divisors.
The sum of these divisors (counting 21371903) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010001100001101111111111
3
Ternary
1111012210201222
4
Quaternary
1101201233333
5
Quinary
20432400103
6
Senary
2042023555
8
Octal
121415777
10
Decimal
21371903
12
Duodecimal
71a7bbb
16
Hexadecimal
1461bff
20
Vigesimal
6db9f3
36
Base36
cq2nz
md5
bfac2a9b0dac14c1fe0fc955e08e2bb3
sha1
4be0d1420d2d77dd8a633c48a794fef13fbee895
sha256
55e4c0c8e902aa7c6b48b671321555002ccf0f983aebc76da7830993806816b9
sha512
2682a16b02e94b1cf34958d614c3e5454234c62d0b9efa37dea972de1258ff5fbcca1f2285b210facff1dfdc56efaa56d3fd64b2a3e35bbe7969c47cfad9e4d5
ripemd-160
abe6312117dd3f2148c3f79242eeac2a4754394a
Diameter
42743806
Circumference
134283626.91607
Area
1.4349483244692E+15
Volume
4.0890101867424E+22
Surface area
5.7397932978768E+15
Circumference
134283626.91607
Perimeter
85487612
Area
456758237841409
Diagonal
30224435.076322
Surface area
2740549427048454
Volume
9.7617927535975E+21
Space diagonal
37017221.850434
Perimeter
64115709
Area
1.9778211867924E+14
Altitude
18508610.925217
Surface area
1.9778211867924E+14
Volume
1.1504383087678E+21
Height
10074811.692107