21371962 is an even 8-digits composite number following 21371961
and preceding 21371963 . In scientific notation, it is written as 2.1371962 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 10685980 positive integers (up to 21371962) that are relatively prime to 21371962.
21371962 has 4 divisors, whose sum is 32057946
The reverse of 21371962 is 26917312
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million three hundred seventy-one thousand nine hundred sixty-two
Scientific notation
2.1371962 × 10^7
Engineering notation
2.1371962 × 10^6
Prime Factorization
2 × 10685981
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21371962
Product of the distinct prime numbers
The prime factorization of 21371962 is 2 × 10685981.
Since it has a total of 2 prime factors.
4 , 10 , 44 , 29 , 223 , 606 , 8511 , 3913 , 38168 , 965 , 821259 , 438604 , 740325 , 3739027 , 22791887 , 56673987 , 749876051 , 110650481 , 4175067398 , 6791437600
n×2
42743924
n×3
64115886
n×4
85487848
n×5
106859810
n÷2
10685981
n÷3
7123987.3333333
n÷3
5342990.5
n÷5
4274392.4
n2
456760759729444
n3
9.7618736000288E+21
n4
2.0863039162862E+29
n5
4.458840801932E+36
2 √n
4622.9819381001
3 √n
277.51180643976
4 √n
67.992513838658
5 √n
29.239428419862
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
-21371961
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 21371962 can be divided by 4 positive divisors.
The sum of these divisors (counting 21371962) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001100001110000111010
3
Ternary
1111012210211011
4
Quaternary
1101201300322
5
Quinary
20432400322
6
Senary
2042024134
8
Octal
121416072
10
Decimal
21371962
12
Duodecimal
71a804a
16
Hexadecimal
1461c3a
20
Vigesimal
6db9i2
36
Base36
cq2pm
md5
1a7dc6a403b31400a77dc239e749bb37
sha1
6ae41db5f23d0cabcb29b1ad42a63b2bb5164575
sha256
93b1e60ff096c3305f022bf497d97ab9e1c344ecb1683712468511595a66fdf8
sha512
95d97f5ec52b24b4bc2e6cdb4b7d011d10b2f719de76168e0f994cf626f8703de8fa4ad0ce2dfeac916987c2150aa42b2e2cae9879d3bfa44690b85a5516a06c
ripemd-160
b4faef1003d9f2a9c9c54ab2464377fa095aa045
Diameter
42743924
Circumference
134283997.624
Area
1.4349562472141E+15
Volume
4.0890440516164E+22
Surface area
5.7398249888565E+15
Circumference
134283997.624
Perimeter
85487848
Area
456760759729444
Diagonal
30224518.514922
Surface area
2740564558376664
Volume
9.7618736000288E+21
Space diagonal
37017324.041431
Perimeter
64115886
Area
1.9778321068879E+14
Altitude
18508662.020716
Surface area
1.9778321068879E+14
Volume
1.1504478366111E+21
Height
10074839.504974