19990771 is an odd 8-digits composite number following 19990770
and preceding 19990772 . In scientific notation, it is written as 1.9990771 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 19967200 positive integers (up to 19990771) that are relatively prime to 19990771.
19990771 has 4 divisors, whose sum is 20014344
The reverse of 19990771 is 17709991
Previous prime number is 881
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
nineteen million nine hundred ninety thousand seven hundred seventy-one
Scientific notation
1.9990771 × 10^7
Engineering notation
1.9990771 × 10^6
Prime Factorization
881 × 22691
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19990771
Product of the distinct prime numbers
The prime factorization of 19990771 is 881 × 22691.
Since it has a total of 2 prime factors.
6 , 9 , 70 , 60 , 635 , 761 , 1839 , 4305 , 53822 , 34945 , 305539 , 84626 , 3816768 , 172990 , 70631890 , 54996244 , 711932106 , 923441237 , 9807231520 , 1989454512
n×2
39981542
n×3
59972313
n×4
79963084
n×5
99953855
n÷2
9995385.5
n÷3
6663590.3333333
n÷3
4997692.75
n÷5
3998154.2
n2
399630925174441
n3
7.9889303096804E+21
n4
1.5970487635578E+29
n5
3.1926236108117E+36
2 √n
4471.104002369
3 √n
271.40000296868
4 √n
66.866314406949
5 √n
28.851334690997
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
-19990770
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 19990771 can be divided by 4 positive divisors.
The sum of these divisors (counting 19990771) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010000100011110011
3
Ternary
1101121122011221
4
Quaternary
1030100203303
5
Quinary
20104201041
6
Senary
1552245511
8
Octal
114204363
10
Decimal
19990771
12
Duodecimal
6840897
16
Hexadecimal
13108f3
20
Vigesimal
64igib
36
Base36
bwgz7
md5
e58952c5ea366639f78cb038ebdf728e
sha1
d1d754e5dae60fffafc72bc101e5ea252cb02cba
sha256
4441cd9ae5b70c33f6b0ac185a0bb060e3a2fde345a4f83b7476dd9e16755fba
sha512
c3a11e7d2d0ae29904768b5d8ebbbe6f3d4fed6bf031bab461b3e9a4b8773d31e4d85ef42a78de0e361ccc92c0c93ecc88a2ba545c50619162fdcb40e32b6be9
ripemd-160
29f0a9d23f5280da6af400963e65722c7b9957f1
Diameter
39981542
Circumference
125605718.62639
Area
1.2554775786753E+15
Volume
3.346395302791E+22
Surface area
5.0219103147013E+15
Circumference
125605718.62639
Perimeter
79963084
Area
399630925174441
Diagonal
28271219.470495
Surface area
2397785551046646
Volume
7.9889303096804E+21
Space diagonal
34625031.054474
Perimeter
59972313
Area
1.7304526666947E+14
Altitude
17312515.527237
Surface area
1.7304526666947E+14
Volume
9.4150446606696E+20
Height
9423739.8234983