21371189 is an odd 8-digits composite number following 21371188
and preceding 21371190 . In scientific notation, it is written as 2.1371189 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 18258480 positive integers (up to 21371189) that are relatively prime to 21371189.
21371189 has 8 divisors, whose sum is 24503808
The reverse of 21371189 is 98117312
Previous prime number is 317
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million three hundred seventy-one thousand one hundred eighty-nine
Scientific notation
2.1371189 × 10^7
Engineering notation
2.1371189 × 10^6
Prime Factorization
7 × 317 × 9631
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21371189
Product of the distinct prime numbers
The prime factorization of 21371189 is 7 × 317 × 9631.
Since it has a total of 3 prime factors.
1 , 3 , 86 , 15 , 451 , 779 , 7037 , 8894 , 12512 , 93185 , 229011 , 878167 , 6856996 , 1612243 , 70439356 , 50699429 , 352210112 , 471849271 , 6960456867 , 9824501718
n×2
42742378
n×3
64113567
n×4
85484756
n×5
106855945
n÷2
10685594.5
n÷3
7123729.6666667
n÷3
5342797.25
n÷5
4274237.8
n2
456727719273721
n3
9.7608144101376E+21
n4
2.0860020955297E+29
n5
4.4580345037962E+36
2 √n
4622.898333297
3 √n
277.50846063537
4 √n
67.991899026994
5 √n
29.239216905307
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
-21371188
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 21371189 can be divided by 8 positive divisors.
The sum of these divisors (counting 21371189) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001100001100100110101
3
Ternary
1111012202202112
4
Quaternary
1101201210311
5
Quinary
20432334224
6
Senary
2042020405
8
Octal
121414465
10
Decimal
21371189
12
Duodecimal
71a7705
16
Hexadecimal
1461935
20
Vigesimal
6db7j9
36
Base36
cq245
md5
2a889bd89bc54340f1a57e94abc706ec
sha1
95911bafd1e07594c4f259447c9318277e9eed1e
sha256
e2e79d72d83ff551bd476697a8b072932ab1e346b6964cada5f8e757e104f377
sha512
8a91682285b750aa1e84beb223acf74f84a965bdf8f91222f85fcf72ec4fd498d6054ae12c11a5bc344f28120b7ec90e099b966838361c422866613ef45ead20
ripemd-160
b5ef8bedcb60bc49d4ccf318b2e446ae413b03d1
Diameter
42742378
Circumference
134279140.72176
Area
1.4348524475611E+15
Volume
4.0886003791922E+22
Surface area
5.7394097902446E+15
Circumference
134279140.72176
Perimeter
85484756
Area
456727719273721
Diagonal
30223425.327839
Surface area
2740366315642326
Volume
9.7608144101376E+21
Space diagonal
37015985.166157
Perimeter
64113567
Area
1.9776890375178E+14
Altitude
18507992.583079
Surface area
1.9776890375178E+14
Volume
1.1503230098853E+21
Height
10074475.10928