19989355 is an odd 8-digits composite number following 19989354
and preceding 19989356 . In scientific notation, it is written as 1.9989355 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 15991480 positive integers (up to 19989355) that are relatively prime to 19989355.
19989355 has 4 divisors, whose sum is 23987232
The reverse of 19989355 is 55398991
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
nineteen million nine hundred eighty-nine thousand three hundred fifty-five
Scientific notation
1.9989355 × 10^7
Engineering notation
1.9989355 × 10^6
Prime Factorization
5 × 3997871
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19989355
Product of the distinct prime numbers
The prime factorization of 19989355 is 5 × 3997871.
Since it has a total of 2 prime factors.
6 , 4 , 62 , 53 , 149 , 262 , 3110 , 867 , 62388 , 31796 , 744245 , 491581 , 8334035 , 5057909 , 15815740 , 57499996 , 744429605 , 850295765 , 8033258404 , 6849184402
n×2
39978710
n×3
59968065
n×4
79957420
n×5
99946775
n÷2
9994677.5
n÷3
6663118.3333333
n÷3
4997338.75
n÷5
3997871
n2
399574313316025
n3
7.9872327977553E+21
n4
1.5965963186197E+29
n5
3.1914930604583E+36
2 √n
4470.9456494124
3 √n
271.39359482033
4 √n
66.865130295337
5 √n
28.850925955912
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19989354
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19989355 can be divided by 4 positive divisors.
The sum of these divisors (counting 19989355) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010000001101101011
3
Ternary
1101121120020111
4
Quaternary
1030100031223
5
Quinary
20104124410
6
Senary
1552235151
8
Octal
114201553
10
Decimal
19989355
12
Duodecimal
683bab7
16
Hexadecimal
131036b
20
Vigesimal
64id7f
36
Base36
bwfvv
md5
992cfdab861cd8cffbb38d706781f0a6
sha1
e063b4c7b6e8d5afbe44cc13e73f29385ca3d60e
sha256
f846f415a937e21122cb593077ec5ced4d9265e495b0f8bc9168564a4029d183
sha512
5656c6b62c5179a558212f695ae79bc96f56950a151f1f6bb132118e4c33e53e03d45bc9a4330eb69213046925cab26c36229dd5232f2d1c0d29b0422b7f607b
ripemd-160
ade7e14f73c55dd544b482c00f5a6e6d2983a596
Diameter
39978710
Circumference
125596821.636
Area
1.2552997272768E+15
Volume
3.3456842506586E+22
Surface area
5.0211989091072E+15
Circumference
125596821.636
Perimeter
79957420
Area
399574313316025
Diagonal
28269216.94409
Surface area
2397445879896150
Volume
7.9872327977553E+21
Space diagonal
34622578.470531
Perimeter
59968065
Area
1.730207530157E+14
Altitude
17311289.235265
Surface area
1.730207530157E+14
Volume
9.4130441236806E+20
Height
9423072.3146968