20803489 is an odd 8-digits composite number following 20803488
and preceding 20803490 . In scientific notation, it is written as 2.0803489 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 17685864 positive integers (up to 20803489) that are relatively prime to 20803489.
20803489 has 8 divisors, whose sum is 21401600
The reverse of 20803489 is 98430802
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million eight hundred three thousand four hundred eighty-nine
Scientific notation
2.0803489 × 10^7
Engineering notation
2.0803489 × 10^6
Prime Factorization
49 × 127 × 3343
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20803489
Product of the distinct prime numbers
The prime factorization of 20803489 is 49 × 127 × 3343.
Since it has a total of 3 prime factors.
5 , 5 , 45 , 40 , 785 , 207 , 7217 , 2074 , 21174 , 59205 , 880182 , 449010 , 5225131 , 2659676 , 54249077 , 56599096 , 761841978 , 303939821 , 6050167765 , 2566299113
n×2
41606978
n×3
62410467
n×4
83213956
n×5
104017445
n÷2
10401744.5
n÷3
6934496.3333333
n÷3
5200872.25
n÷5
4160697.8
n2
432785154573121
n3
9.0034412025252E+21
n4
1.8730299001888E+29
n5
3.8965556925249E+36
2 √n
4561.0841912861
3 √n
275.02914952717
4 √n
67.535799331067
5 √n
29.082198575673
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
-20803488
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 20803489 can be divided by 8 positive divisors.
The sum of these divisors (counting 20803489) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010110111110100001
3
Ternary
1110010221000121
4
Quaternary
1033112332201
5
Quinary
20311202424
6
Senary
2021520241
8
Octal
117267641
10
Decimal
20803489
12
Duodecimal
6b73081
16
Hexadecimal
13d6fa1
20
Vigesimal
6a08e9
36
Base36
cdw2p
md5
ad444163a1b011124b126cfca221c805
sha1
0688b21a6b5a83a84bfaf473f6fef06cd0298e02
sha256
0b0150a232cb5ef0e73c9854677b9593fb15aeba86b56e1b7ea84ea5317ea64a
sha512
30effc930658a937c5bcd61bcd790670939dcae3a018535744bdc07378797fa05ac36d10a0f98116f752f1be6c8e8d40571bfbe3323b3abac7ef45676841cf77
ripemd-160
65cb389371728417a9df257230557aa3ea1847b9
Diameter
41606978
Circumference
130712176.42287
Area
1.3596346621896E+15
Volume
3.7713526318508E+22
Surface area
5.4385386487586E+15
Circumference
130712176.42287
Perimeter
83213956
Area
432785154573121
Diagonal
29420576.288479
Surface area
2596710927438726
Volume
9.0034412025252E+21
Space diagonal
36032699.9227
Perimeter
62410467
Area
1.8740146912055E+14
Altitude
18016349.96135
Surface area
1.8740146912055E+14
Volume
1.0610657213867E+21
Height
9806858.7628265