21978052 is an even 8-digits composite number following 21978051
and preceding 21978053 . In scientific notation, it is written as 2.1978052 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 6 positive divisors.
There are 10989024 positive integers (up to 21978052) that are relatively prime to 21978052.
21978052 has 6 divisors, whose sum is 38461598
The reverse of 21978052 is 25087912
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million nine hundred seventy-eight thousand fifty-two
Scientific notation
2.1978052 × 10^7
Engineering notation
2.1978052 × 10^6
Prime Factorization
2 × 2 × 5494513
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10989026
Product of the distinct prime numbers
The prime factorization of 21978052 is 2 × 2 × 5494513.
Since it has a total of 3 prime factors.
3 , 1 , 60 , 90 , 623 , 641 , 7039 , 5386 , 57903 , 99004 , 669807 , 493079 , 7989329 , 9815196 , 32195291 , 11586756 , 126155719 , 122254856 , 9531461010 , 4152037554
n×2
43956104
n×3
65934156
n×4
87912208
n×5
109890260
n÷2
10989026
n÷3
7326017.3333333
n÷3
5494513
n÷5
4395610.4
n2
483034769714704
n3
1.0616163286598E+22
n4
2.3332258875334E+29
n5
5.1279759883955E+36
2 √n
4688.0755113372
3 √n
280.1107215173
4 √n
68.469522499702
5 √n
29.403419449799
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21978051
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21978052 can be divided by 6 positive divisors.
The sum of these divisors (counting 21978052) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010011110101101111000100
3
Ternary
1112100121012221
4
Quaternary
1103311233010
5
Quinary
21111244202
6
Senary
2103022124
8
Octal
123655704
10
Decimal
21978052
12
Duodecimal
743a944
16
Hexadecimal
14f5bc4
20
Vigesimal
6h752c
36
Base36
d32dg
md5
e65f4c77a724dd177a70e6308d4d4e79
sha1
cf5dbacc42a3a79f71118d33b9c0cb54e96a4813
sha256
ee9efd834942d351fffd36665cc7866e38319734373abd203c9f4a822bc17590
sha512
403608236aa5ee202c89261a86ea3fda9508603e9d538ef515739ffb738d0ecb33f2982c45b36367ae8349f369a27fb13f92a3c9db9f1c350c86921c3bb5e733
ripemd-160
f88b92ee0b482c8c1987702ef229de4b29cc188e
Diameter
43956104
Circumference
138092173.40683
Area
1.5174984839642E+15
Volume
4.4468880787314E+22
Surface area
6.0699939358566E+15
Circumference
138092173.40683
Perimeter
87912208
Area
483034769714704
Diagonal
31081659.212941
Surface area
2898208618288224
Volume
1.0616163286598E+22
Space diagonal
38067102.715391
Perimeter
65934156
Area
2.0916019074205E+14
Altitude
19033551.357695
Surface area
2.0916019074205E+14
Volume
1.2511268416895E+21
Height
10360553.07098