20974869 is an odd 8-digits composite number following 20974868
and preceding 20974870 . In scientific notation, it is written as 2.0974869 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 6 positive divisors.
There are 13983192 positive integers (up to 20974869) that are relatively prime to 20974869.
20974869 has 6 divisors, whose sum is 23564450
The reverse of 20974869 is 96847902
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty million nine hundred seventy-four thousand eight hundred sixty-nine
Scientific notation
2.0974869 × 10^7
Engineering notation
2.0974869 × 10^6
Prime Factorization
9 × 9 × 258949
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2330541
Product of the distinct prime numbers
The prime factorization of 20974869 is 9 × 9 × 258949.
Since it has a total of 3 prime factors.
3 , 9 , 31 , 1 , 691 , 645 , 6045 , 420 , 2913 , 65608 , 410844 , 738685 , 2211299 , 6010446 , 492773 , 40448522 , 664565859 , 35154919 , 6737946104 , 8937508396
n×2
41949738
n×3
62924607
n×4
83899476
n×5
104874345
n÷2
10487434.5
n÷3
6991623
n÷3
5243717.25
n÷5
4194973.8
n2
439945129567161
n3
9.2277914598592E+21
n4
1.9355171702987E+29
n5
4.0597219094265E+36
2 √n
4579.8328572121
3 √n
275.78231890835
4 √n
67.674462371061
5 √n
29.129957527972
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
-20974868
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 20974869 can be divided by 6 positive divisors.
The sum of these divisors (counting 20974869) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000000000110100010101
3
Ternary
1110110122010000
4
Quaternary
1100000310111
5
Quinary
20332143434
6
Senary
2025321513
8
Octal
120006425
10
Decimal
20974869
12
Duodecimal
7036299
16
Hexadecimal
1400d15
20
Vigesimal
6b1h39
36
Base36
chkb9
md5
e9b440f57755dd7fa2dd00762a211ae8
sha1
6de6682035e560572146fedb1d904a82866fbb84
sha256
03bc8bf278d194663efeee22782f6b3665e183c554dbbef166e3ab0d66efd150
sha512
2188116ae7dff079d1b479f2462b99a4bc40f3851763b2a73359f543ec1de41daf4721adb760c7adc84a71f9f8595eaa246061cf3d312ff0ff323e3cf139733f
ripemd-160
2c6af8f49341d9862eec7dbf5894c748304d8e94
Diameter
41949738
Circumference
131788988.72082
Area
1.3821283870308E+15
Volume
3.865328247887E+22
Surface area
5.5285135481232E+15
Circumference
131788988.72082
Perimeter
83899476
Area
439945129567161
Diagonal
29662944.208799
Surface area
2639670777402966
Volume
9.2277914598592E+21
Space diagonal
36329538.790101
Perimeter
62924607
Area
1.905018292382E+14
Altitude
18164769.395051
Surface area
1.905018292382E+14
Volume
1.0875056527736E+21
Height
9887648.0695997