19006981 is an odd 8-digits composite number following 19006980
and preceding 19006982 . In scientific notation, it is written as 1.9006981 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 16291692 positive integers (up to 19006981) that are relatively prime to 19006981.
19006981 has 4 divisors, whose sum is 21722272
The reverse of 19006981 is 18960091
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
nineteen million six thousand nine hundred eighty-one
Scientific notation
1.9006981 × 10^7
Engineering notation
1.9006981 × 10^6
Prime Factorization
7 × 2715283
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19006981
Product of the distinct prime numbers
The prime factorization of 19006981 is 7 × 2715283.
Since it has a total of 2 prime factors.
4 , 3 , 1 , 88 , 183 , 381 , 7962 , 9357 , 89982 , 55429 , 620989 , 451265 , 3331139 , 8679421 , 56090728 , 41018026 , 423650287 , 64803982 , 7392243272 , 9236574610
n×2
38013962
n×3
57020943
n×4
76027924
n×5
95034905
n÷2
9503490.5
n÷3
6335660.3333333
n÷3
4751745.25
n÷5
3801396.2
n2
361265326734361
n3
6.8665632011988E+21
n4
1.3051263630048E+29
n5
2.4806511984232E+36
2 √n
4359.6996456178
3 √n
266.87284176855
4 √n
66.028021669726
5 √n
28.561606278669
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
-19006980
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 19006981 can be divided by 4 positive divisors.
The sum of these divisors (counting 19006981) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001000100000011000000101
3
Ternary
1022202122200021
4
Quaternary
1020200120011
5
Quinary
14331210411
6
Senary
1515215141
8
Octal
110403005
10
Decimal
19006981
12
Duodecimal
64474b1
16
Hexadecimal
1220605
20
Vigesimal
5ifh91
36
Base36
bbdvp
md5
5cfbed68b66362349a47e41d7f738fdb
sha1
a68e849ca8a158e61a1d9b7ecbc98cff6a6600c6
sha256
48f34eabca609395efe78a5fde3db524938301a0b6dd2ae0c42761532f66b741
sha512
8d2200336e30ce20fc0f410b85e98df30852627595e33d8111a3d1e9150e0504874eaf25216dafaa3c98d0e0435552ae136d1576001873de2ecbe4f2d8de8009
ripemd-160
8af0b15eaa899c384ff313300d0a5d92b38c20ba
Diameter
38013962
Circumference
119424383.75304
Area
1.1349484964654E+15
Volume
2.8762592677728E+22
Surface area
4.5397939858615E+15
Circumference
119424383.75304
Perimeter
76027924
Area
361265326734361
Diagonal
26879930.309968
Surface area
2167591960406166
Volume
6.8665632011988E+21
Space diagonal
32921056.790496
Perimeter
57020943
Area
1.5643247522922E+14
Altitude
16460528.395248
Surface area
1.5643247522922E+14
Volume
8.0923223383561E+20
Height
8959976.7699892