19989149 is an odd 8-digits composite number following 19989148
and preceding 19989150 . In scientific notation, it is written as 1.9989149 × 10^7.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 19246192 positive integers (up to 19989149) that are relatively prime to 19989149.
19989149 has 8 divisors, whose sum is 20736000
The reverse of 19989149 is 94198991
Previous prime number is 479
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
nineteen million nine hundred eighty-nine thousand one hundred forty-nine
Scientific notation
1.9989149 × 10^7
Engineering notation
1.9989149 × 10^6
Prime Factorization
29 × 479 × 1439
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19989149
Product of the distinct prime numbers
The prime factorization of 19989149 is 29 × 479 × 1439.
Since it has a total of 3 prime factors.
2 , 4 , 17 , 25 , 951 , 512 , 5271 , 30 , 51546 , 20512 , 610225 , 403606 , 9840315 , 1021099 , 69337375 , 89550530 , 66641001 , 235143211 , 726142091 , 8788860685
n×2
39978298
n×3
59967447
n×4
79956596
n×5
99945745
n÷2
9994574.5
n÷3
6663049.6666667
n÷3
4997287.25
n÷5
3997829.8
n2
399566077744201
n3
7.9869858633744E+21
n4
1.5965305048388E+29
n5
3.1913286144269E+36
2 √n
4470.9226117212
3 √n
271.39266253625
4 √n
66.864958025271
5 √n
28.850866491109
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
-19989148
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 19989149 can be divided by 8 positive divisors.
The sum of these divisors (counting 19989149) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010000001010011101
3
Ternary
1101121112221212
4
Quaternary
1030100022131
5
Quinary
20104123044
6
Senary
1552234205
8
Octal
114201235
10
Decimal
19989149
12
Duodecimal
683b965
16
Hexadecimal
131029d
20
Vigesimal
64ich9
36
Base36
bwfq5
md5
5360a86d2a462af24d65a5a05a983dfb
sha1
2c59e97a0ea8aea1b3828995e4bcaf61cbda0382
sha256
3e7c36f69dad568a4f5d644531c6cf2005d2b4f00e6579c488b1a2d0d69b03d2
sha512
d8ca13313ca5cd1a37d31eee7f91b329d2e37d015dbbdb1dc39146d575b7ba6cef8163a3bd3d478c25ee2396661416603ed27df37732247f73f14d15619795dd
ripemd-160
a0d07b6eb8f0b3abfe78eb1506bc21a1a0236371
Diameter
39978298
Circumference
125595527.29982
Area
1.2552738544649E+15
Volume
3.345580815027E+22
Surface area
5.0210954178595E+15
Circumference
125595527.29982
Perimeter
79956596
Area
399566077744201
Diagonal
28268925.616097
Surface area
2397396466465206
Volume
7.9869858633744E+21
Space diagonal
34622221.668065
Perimeter
59967447
Area
1.7301718690849E+14
Altitude
17311110.834032
Surface area
1.7301718690849E+14
Volume
9.4127531087219E+20
Height
9422975.2053655