19988071 is an odd 8-digits composite number following 19988070
and preceding 19988072 . In scientific notation, it is written as 1.9988071 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 19963944 positive integers (up to 19988071) that are relatively prime to 19988071.
19988071 has 4 divisors, whose sum is 20012200
The reverse of 19988071 is 17088991
Previous prime number is 859
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
nineteen million nine hundred eighty-eight thousand seventy-one
Scientific notation
1.9988071 × 10^7
Engineering notation
1.9988071 × 10^6
Prime Factorization
859 × 23269
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19988071
Product of the distinct prime numbers
The prime factorization of 19988071 is 859 × 23269.
Since it has a total of 2 prime factors.
2 , 4 , 55 , 85 , 82 , 455 , 3146 , 4324 , 90709 , 19137 , 448158 , 689174 , 1510252 , 1969336 , 11382852 , 24257336 , 262064845 , 362523874 , 7836323254 , 5824594127
n×2
39976142
n×3
59964213
n×4
79952284
n×5
99940355
n÷2
9994035.5
n÷3
6662690.3333333
n÷3
4997017.75
n÷5
3997614.2
n2
399522982301041
n3
7.985693736365E+21
n4
1.5961861338672E+29
n5
3.1904681772953E+36
2 √n
4470.8020533233
3 √n
271.38778378012
4 √n
66.864056512624
5 √n
28.850555303224
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
-19988070
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 19988071 can be divided by 4 positive divisors.
The sum of these divisors (counting 19988071) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100001111111001100111
3
Ternary
1101121111110221
4
Quaternary
1030033321213
5
Quinary
20104104241
6
Senary
1552225211
8
Octal
114177147
10
Decimal
19988071
12
Duodecimal
683b207
16
Hexadecimal
130fe67
20
Vigesimal
64ia3b
36
Base36
bwew7
md5
0b33d03a48a3d0a7c12fa90421cbc557
sha1
6847d18abbcd04544e0ea031b18503c838bd50b8
sha256
82e72d23b5d6caf7e6ba5d81a4963d62ea69b76d086b18abe1c5f9419b9ad2bc
sha512
2268ca50ec2bbac8002ea68863a7ab76a54e8316e64d0694e46c3f1dc58057babd454ba8e3ce0a7bc927abefa1939bdf8674ea227882c88dd11c13ce0ecb26ec
ripemd-160
334a3e9e01004594a437d4999af5d7fca7bcc93e
Diameter
39976142
Circumference
125588754.02606
Area
1.2551384661372E+15
Volume
3.345039570131E+22
Surface area
5.0205538645489E+15
Circumference
125588754.02606
Perimeter
79952284
Area
399522982301041
Diagonal
28267401.093876
Surface area
2397137893806246
Volume
7.985693736365E+21
Space diagonal
34620354.517294
Perimeter
59964213
Area
1.7299852603421E+14
Altitude
17310177.258647
Surface area
1.7299852603421E+14
Volume
9.4112303224377E+20
Height
9422467.0312921