21886492 is an even 8-digits composite number following 21886491
and preceding 21886493 . In scientific notation, it is written as 2.1886492 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors.
There are 10913616 positive integers (up to 21886492) that are relatively prime to 21886492.
21886492 has 12 divisors, whose sum is 38405080
The reverse of 21886492 is 29468812
Previous prime number is 379
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-one million eight hundred eighty-six thousand four hundred ninety-two
Scientific notation
2.1886492 × 10^7
Engineering notation
2.1886492 × 10^6
Prime Factorization
2 × 2 × 379 × 14437
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10943246
Product of the distinct prime numbers
The prime factorization of 21886492 is 2 × 2 × 379 × 14437.
Since it has a total of 4 prime factors.
7 , 3 , 75 , 85 , 881 , 129 , 7414 , 2569 , 64386 , 61558 , 997907 , 465783 , 6643051 , 7743314 , 89051374 , 59859964 , 55590239 , 683718810 , 8077084599 , 5432697401
n×2
43772984
n×3
65659476
n×4
87545968
n×5
109432460
n÷2
10943246
n÷3
7295497.3333333
n÷3
5471623
n÷5
4377298.4
n2
479018532066064
n3
1.0484035269916E+22
n4
2.2945875406273E+29
n5
5.0220471851238E+36
2 √n
4678.3001186328
3 √n
279.72120208298
4 √n
68.398100256022
5 √n
29.378879744938
1 , 2 , 4 , 379 , 758 , 1516 , 14437 , 28874 , 57748 , 5471623 , 10943246 , 21886492
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21886491
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21886492 can be divided by 12 positive divisors.
The sum of these divisors (counting 21886492) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010011011111011000011100
3
Ternary
1112011221121211
4
Quaternary
1103133120130
5
Quinary
21100331432
6
Senary
2101034204
8
Octal
123373034
10
Decimal
21886492
12
Duodecimal
73b5964
16
Hexadecimal
14df61c
20
Vigesimal
6gfg4c
36
Base36
d13q4
md5
ecf4b55ab4c54c2dd69f59d1812304c7
sha1
9ec1eeb48337abf3bb34ed31e7289e0e69c4e864
sha256
781ad872865bcfe03f2716ea1ddd7dd502ee93bfb5ed2fce37a44a430709e005
sha512
d3cba08ae722737a5ab43c10b0bfc3dde44018f1adc7bd164a098c93f02611e2b54282d264e63a042946daa3ba8016640e251ae46deea2f4d1ad63377c3a6620
ripemd-160
127189aa310192a0e59e85b0b8a784177dfadf0b
Diameter
43772984
Circumference
137516884.9601
Area
1.5048811012721E+15
Volume
4.3915424245258E+22
Surface area
6.0195244050885E+15
Circumference
137516884.9601
Perimeter
87545968
Area
479018532066064
Diagonal
30952173.81917
Surface area
2874111192396384
Volume
1.0484035269916E+22
Space diagonal
37908516.14345
Perimeter
65659476
Area
2.0742110882637E+14
Altitude
18954258.071725
Surface area
2.0742110882637E+14
Volume
1.2355554055927E+21
Height
10317391.273057