20990475 is an odd 8-digits composite number following 20990474
and preceding 20990476 . In scientific notation, it is written as 2.0990475 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 10137600 positive integers (up to 20990475) that are relatively prime to 20990475.
20990475 has 16 divisors, whose sum is 30662784
The reverse of 20990475 is 57409902
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million nine hundred ninety thousand four hundred seventy-five
Scientific notation
2.0990475 × 10^7
Engineering notation
2.0990475 × 10^6
Prime Factorization
2475 × 3 × 11 × 257
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20990475
Product of the distinct prime numbers
The prime factorization of 20990475 is 2475 × 3 × 11 × 257.
Since it has a total of 4 prime factors.
8 , 5 , 52 , 68 , 868 , 511 , 7384 , 59 , 2598 , 32088 , 584382 , 370931 , 4581264 , 4446641 , 49824427 , 44894190 , 921133828 , 680758980 , 693861703 , 2356946045
n×2
41980950
n×3
62971425
n×4
83961900
n×5
104952375
n÷2
10495237.5
n÷3
6996825
n÷3
5247618.75
n÷5
4198095
n2
440600040725625
n3
9.2484041398502E+21
n4
1.9412839588742E+29
n5
4.074847240665E+36
2 √n
4581.5363143819
3 √n
275.85069902402
4 √n
67.687046872957
5 √n
29.134290969882
1 , 3 , 11 , 33 , 257 , 771 , 2475 , 2827 , 7425 , 8481 , 27225 , 81675 , 636075 , 1908225 , 6996825 , 20990475
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20990474
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20990475 can be divided by 16 positive divisors.
The sum of these divisors (counting 20990475) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000000100101000001011
3
Ternary
1110111102112000
4
Quaternary
1100010220023
5
Quinary
20333143400
6
Senary
2025522043
8
Octal
120045013
10
Decimal
20990475
12
Duodecimal
7043323
16
Hexadecimal
1404a0b
20
Vigesimal
6b3g3f
36
Base36
chwcr
md5
32b9b38b2cbea494a6a47c899e2266cb
sha1
f2d25f19139c395466679ef49ba7330c87963223
sha256
0e960845983dec9d83c93045dcd53dede8d0fb7d931fd3a4f1ed1ce62f422116
sha512
cceacbcd2871cbf13b853188655ee13e0198a0ceefe70bb41e2c483b2f2b10bafeed1adcf46546ca7fedda44dad205392656fd52d8bfc68e531d9d4f45077717
ripemd-160
7f43b884787f842d6f0fbcd9ef50a1b0712a2fe3
Diameter
41980950
Circumference
131887044.11072
Area
1.384185851115E+15
Volume
3.873962467091E+22
Surface area
5.5367434044599E+15
Circumference
131887044.11072
Perimeter
83961900
Area
440600040725625
Diagonal
29685014.425653
Surface area
2643600244353750
Volume
9.2484041398502E+21
Space diagonal
36356569.175004
Perimeter
62971425
Area
1.9078541408842E+14
Altitude
18178284.587502
Surface area
1.9078541408842E+14
Volume
1.089934880407E+21
Height
9895004.8085511