20090865 is an odd 8-digits composite number following 20090864
and preceding 20090866 . In scientific notation, it is written as 2.0090865 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 10715120 positive integers (up to 20090865) that are relatively prime to 20090865.
20090865 has 8 divisors, whose sum is 32145408
The reverse of 20090865 is 56809002
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million ninety thousand eight hundred sixty-five
Scientific notation
2.0090865 × 10^7
Engineering notation
2.0090865 × 10^6
Prime Factorization
5 × 3 × 1339391
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20090865
Product of the distinct prime numbers
The prime factorization of 20090865 is 5 × 3 × 1339391.
Since it has a total of 3 prime factors.
4 , 7 , 1 , 48 , 923 , 364 , 3670 , 2541 , 75344 , 50577 , 967315 , 51820 , 6224740 , 1437347 , 55966704 , 82522950 , 984513261 , 840709655 , 6008662995 , 3270708798
n×2
40181730
n×3
60272595
n×4
80363460
n×5
100454325
n÷2
10045432.5
n÷3
6696955
n÷3
5022716.25
n÷5
4018173
n2
403642856448225
n3
8.1095341371157E+21
n4
1.6292755556168E+29
n5
3.2733555235698E+36
2 √n
4482.2834582387
3 √n
271.85221661371
4 √n
66.949857791026
5 √n
28.880168786696
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
-20090864
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 20090865 can be divided by 8 positive divisors.
The sum of these divisors (counting 20090865) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101000111111110001
3
Ternary
1101210201111010
4
Quaternary
1030220333301
5
Quinary
20120401430
6
Senary
1554341133
8
Octal
114507761
10
Decimal
20090865
12
Duodecimal
688a7a9
16
Hexadecimal
1328ff1
20
Vigesimal
65b735
36
Base36
bym7l
md5
ece61b39ff4236be4ddefbf17fad0fee
sha1
9370e1e380d8ba315f5b34fd02757aa4e6fccc38
sha256
84e4cada67721782fde4de49f7cbac8f548852a79578f75e4ed2f4d4933de59a
sha512
d4a73cd52c11a92e97552e371ff17d213eb5273370712b59d74ebf77ebbeb04dae6d862d4744fee591852ddfa1f09add72bfa2ec1c1d1311f5a2a322c715708e
ripemd-160
0996c898585f7f74388ddfdb193b2a92c6826184
Diameter
40181730
Circumference
126234627.77653
Area
1.2680814324917E+15
Volume
3.3969137158931E+22
Surface area
5.072325729967E+15
Circumference
126234627.77653
Perimeter
80363460
Area
403642856448225
Diagonal
28412773.762807
Surface area
2421857138689350
Volume
8.1095341371157E+21
Space diagonal
34798398.948007
Perimeter
60272595
Area
1.7478248387014E+14
Altitude
17399199.474004
Surface area
1.7478248387014E+14
Volume
9.5571776343638E+20
Height
9470924.5876023