21139963 is an odd 8-digits composite number following 21139962
and preceding 21139964 . In scientific notation, it is written as 2.1139963 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 19483200 positive integers (up to 21139963) that are relatively prime to 21139963.
21139963 has 8 divisors, whose sum is 22801856
The reverse of 21139963 is 36993112
Previous prime number is 1231
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million one hundred thirty-nine thousand nine hundred sixty-three
Scientific notation
2.1139963 × 10^7
Engineering notation
2.1139963 × 10^6
Prime Factorization
13 × 1231 × 1321
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21139963
Product of the distinct prime numbers
The prime factorization of 21139963 is 13 × 1231 × 1321.
Since it has a total of 3 prime factors.
3 , 1 , 38 , 55 , 536 , 520 , 1281 , 281 , 16017 , 62758 , 842350 , 874575 , 4415041 , 5561411 , 13318723 , 92589872 , 515291865 , 181469029 , 2280954255 , 7936221683
n×2
42279926
n×3
63419889
n×4
84559852
n×5
105699815
n÷2
10569981.5
n÷3
7046654.3333333
n÷3
5284990.75
n÷5
4227992.6
n2
446898035641369
n3
9.4474079382312E+21
n4
1.9971785426011E+29
n5
4.2220280494982E+36
2 √n
4597.8215493862
3 √n
276.50399317558
4 √n
67.807238178429
5 √n
29.175670433479
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
-21139962
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 21139963 can be divided by 8 positive divisors.
The sum of these divisors (counting 21139963) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000101001000111111011
3
Ternary
1110210000120121
4
Quaternary
1100221013323
5
Quinary
20402434323
6
Senary
2033034111
8
Octal
120510773
10
Decimal
21139963
12
Duodecimal
70b5937
16
Hexadecimal
14291fb
20
Vigesimal
6c29i3
36
Base36
cl3p7
md5
8beb47d8842b43a7cd6a40873e5620dc
sha1
e32b15aa96548569fe5642c541d862ae95085710
sha256
712b91b74308cd3124ec9c7eca7c9708e4e19372ed8fe29c967ca949daea364b
sha512
9b7b13d50bdc93514f4146c92f148d6cf77d5fb5a3e9bfe37c5419fd15813f277709930e119f9d8e6bcbbf669a00649b499c00e0d46fc425385576bb5f213392
ripemd-160
32a66fa5b47b7a0b1a302415f764168d64a5e194
Diameter
42279926
Circumference
132826304.91592
Area
1.4039715856746E+15
Volume
3.9573209832284E+22
Surface area
5.6158863426985E+15
Circumference
132826304.91592
Perimeter
84559852
Area
446898035641369
Diagonal
29896422.382665
Surface area
2681388213848214
Volume
9.4474079382312E+21
Space diagonal
36615489.986126
Perimeter
63419889
Area
1.9351252588339E+14
Altitude
18307744.993063
Surface area
1.9351252588339E+14
Volume
1.1133877029598E+21
Height
9965474.1275551