19009989 is an odd 8-digits composite number following 19009988
and preceding 19009990 . In scientific notation, it is written as 1.9009989 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 12549672 positive integers (up to 19009989) that are relatively prime to 19009989.
19009989 has 8 divisors, whose sum is 21328320
The reverse of 19009989 is 98990091
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
nineteen million nine thousand nine hundred eighty-nine
Scientific notation
1.9009989 × 10^7
Engineering notation
1.9009989 × 10^6
Prime Factorization
9 × 103 × 20507
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19009989
Product of the distinct prime numbers
The prime factorization of 19009989 is 9 × 103 × 20507.
Since it has a total of 3 prime factors.
7 , 6 , 33 , 35 , 660 , 552 , 2742 , 6796 , 44475 , 53062 , 757252 , 485221 , 3349758 , 7896370 , 33904469 , 87419368 , 430015815 , 971324026 , 1910729663 , 1993713451
n×2
38019978
n×3
57029967
n×4
76039956
n×5
95049945
n÷2
9504994.5
n÷3
6336663
n÷3
4752497.25
n÷5
3801997.8
n2
361379681780121
n3
6.8698237754636E+21
n4
1.305952744035E+29
n5
2.4826147298625E+36
2 √n
4360.0446098635
3 √n
266.88691924819
4 √n
66.030633874464
5 √n
28.562510239941
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
-19009988
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 19009989 can be divided by 8 positive divisors.
The sum of these divisors (counting 19009989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000100001000111000101
3
Ternary
1022202210210200
4
Quaternary
1020201013011
5
Quinary
14331304424
6
Senary
1515241113
8
Octal
110410705
10
Decimal
19009989
12
Duodecimal
6449199
16
Hexadecimal
12211c5
20
Vigesimal
5ig4j9
36
Base36
bbg79
md5
2c3e898ae9e363f6760e087b7e8fe463
sha1
20c55cd374348b5051fcc3fbad9d219afdebdc9a
sha256
d4b04f1231bfab390a73e3a3bea89525519f593c4b5ce076db37be677e7147be
sha512
a4dca343b319eba35303ca86c5a2dc7604c7a63b8c785c9fef3ca7604be958b658109df99f9956dec5eef77f849faa7159d328dd1c2d369a92982198bb67e407
ripemd-160
46adeb38e8fb2e782f40e0c7deec79b31b8160fc
Diameter
38019978
Circumference
119443283.57445
Area
1.135307753437E+15
Volume
2.8776250539271E+22
Surface area
4.5412310137482E+15
Circumference
119443283.57445
Perimeter
76039956
Area
361379681780121
Diagonal
26884184.264363
Surface area
2168278090680726
Volume
6.8698237754636E+21
Space diagonal
32926266.799325
Perimeter
57029967
Area
1.5648199241656E+14
Altitude
16463133.399663
Surface area
1.5648199241656E+14
Volume
8.0961649619781E+20
Height
8961394.7547878