21131383 is an odd 8-digits composite number following 21131382
and preceding 21131384 . In scientific notation, it is written as 2.1131383 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 16485120 positive integers (up to 21131383) that are relatively prime to 21131383.
21131383 has 8 divisors, whose sum is 24183200
The reverse of 21131383 is 38313112
Previous prime number is 949
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million one hundred thirty-one thousand three hundred eighty-three
Scientific notation
2.1131383 × 10^7
Engineering notation
2.1131383 × 10^6
Prime Factorization
7 × 949 × 3181
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21131383
Product of the distinct prime numbers
The prime factorization of 21131383 is 7 × 949 × 3181.
Since it has a total of 3 prime factors.
9 , 8 , 84 , 52 , 337 , 735 , 1302 , 1740 , 78167 , 68727 , 335062 , 398542 , 9978558 , 6654646 , 41030102 , 8752012 , 306037568 , 517818965 , 7055617704 , 7666756230
n×2
42262766
n×3
63394149
n×4
84525532
n×5
105656915
n÷2
10565691.5
n÷3
7043794.3333333
n÷3
5282845.75
n÷5
4226276.6
n2
446535347492689
n3
9.4359094509061E+21
n4
1.9939381656042E+29
n5
4.2134671055699E+36
2 √n
4596.8884041273
3 √n
276.4665802231
4 √n
67.800356961651
5 √n
29.173301764225
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
-21131382
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 21131383 can be divided by 8 positive divisors.
The sum of these divisors (counting 21131383) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100111000001110111
3
Ternary
1110202120210211
4
Quaternary
1100213001313
5
Quinary
20402201013
6
Senary
2032530251
8
Octal
120470167
10
Decimal
21131383
12
Duodecimal
70b0987
16
Hexadecimal
1427077
20
Vigesimal
6c1893
36
Base36
ckx2v
md5
2b2f245a6249da67ad416e21a37a7796
sha1
a4a3b1936fdec5e548e79a692c10aa79185a0df1
sha256
4393ee2f78b71aaded5001f8392fbd47d07b5f26e2a743aad739158a14e119d0
sha512
27dd009fe424c0e729d733344670f40dd32f9a8a7499ea7cb64a8b1c6d33fe03a3a015077e37e6afd32c92bb53a45ec25df30637457cfb7bc5196e2324377437
ripemd-160
312098123bb1893b7756465a8b6e54bc57cea1c4
Diameter
42262766
Circumference
132772395.18598
Area
1.4028321672512E+15
Volume
3.9525045081207E+22
Surface area
5.6113286690048E+15
Circumference
132772395.18598
Perimeter
84525532
Area
446535347492689
Diagonal
29884288.4303
Surface area
2679212084956134
Volume
9.4359094509061E+21
Space diagonal
36600628.990197
Perimeter
63394149
Area
1.9335547730819E+14
Altitude
18300314.495099
Surface area
1.9335547730819E+14
Volume
1.112032593233E+21
Height
9961429.4767668