20797189 is an odd 8-digits composite number following 20797188
and preceding 20797190 . In scientific notation, it is written as 2.0797189 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 17581536 positive integers (up to 20797189) that are relatively prime to 20797189.
20797189 has 8 divisors, whose sum is 24094400
The reverse of 20797189 is 98179702
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million seven hundred ninety-seven thousand one hundred eighty-nine
Scientific notation
2.0797189 × 10^7
Engineering notation
2.0797189 × 10^6
Prime Factorization
7 × 73 × 40699
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20797189
Product of the distinct prime numbers
The prime factorization of 20797189 is 7 × 73 × 40699.
Since it has a total of 3 prime factors.
8 , 7 , 59 , 59 , 568 , 907 , 8511 , 3612 , 13606 , 47022 , 91346 , 946046 , 5415599 , 9469330 , 98934566 , 67905218 , 373331233 , 675316336 , 6732126087 , 1865917406
n×2
41594378
n×3
62391567
n×4
83188756
n×5
103985945
n÷2
10398594.5
n÷3
6932396.3333333
n÷3
5199297.25
n÷5
4159437.8
n2
432523070301721
n3
8.9952640399252E+21
n4
1.8707620634323E+29
n5
3.8906592207231E+36
2 √n
4560.3935137223
3 √n
275.00138401507
4 √n
67.530685719325
5 √n
29.080436947622
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
-20797188
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 20797189 can be divided by 8 positive divisors.
The sum of these divisors (counting 20797189) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010101011100000101
3
Ternary
1110010121101021
4
Quaternary
1033111130011
5
Quinary
20311002224
6
Senary
2021431141
8
Octal
117253405
10
Decimal
20797189
12
Duodecimal
6b6b4b1
16
Hexadecimal
13d5705
20
Vigesimal
69jcj9
36
Base36
cdr7p
md5
57cefd2b7dcfc14cd65c05775371bf3f
sha1
2311f975dce8c738e71c684e2875907f5e98e332
sha256
a758f0753314fc583a1e681d5b0bc3b8e43acc55b915b5b9b91afd205f765242
sha512
197391fbb57f0f6a3606a8a61db9a5b733b97f8005c5526adfbe2071d6cf06f3ad5bcb334b691cef912f0151bc58cadbb3a1503a44cc82d88a94f36f19285b0a
ripemd-160
d67994f898267f822e577d060f67d66a2a9c5366
Diameter
41594378
Circumference
130672592.35544
Area
1.358811300168E+15
Volume
3.7679273899906E+22
Surface area
5.435245200672E+15
Circumference
130672592.35544
Perimeter
83188756
Area
432523070301721
Diagonal
29411666.743037
Surface area
2595138421810326
Volume
8.9952640399252E+21
Space diagonal
36021788.002613
Perimeter
62391567
Area
1.8728798330207E+14
Altitude
18010894.001306
Surface area
1.8728798330207E+14
Volume
1.0601020335324E+21
Height
9803888.9143455