19997331 is an odd 8-digits composite number following 19997330
and preceding 19997332 . In scientific notation, it is written as 1.9997331 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 13331552 positive integers (up to 19997331) that are relatively prime to 19997331.
19997331 has 4 divisors, whose sum is 26663112
The reverse of 19997331 is 13379991
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
nineteen million nine hundred ninety-seven thousand three hundred thirty-one
Scientific notation
1.9997331 × 10^7
Engineering notation
1.9997331 × 10^6
Prime Factorization
3 × 6665777
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19997331
Product of the distinct prime numbers
The prime factorization of 19997331 is 3 × 6665777.
Since it has a total of 2 prime factors.
1 , 6 , 31 , 49 , 191 , 916 , 1549 , 3280 , 90330 , 92615 , 919220 , 784032 , 1191871 , 9855476 , 35025350 , 89798736 , 545132400 , 484239368 , 9495217857 , 1366012026
n×2
39994662
n×3
59991993
n×4
79989324
n×5
99986655
n÷2
9998665.5
n÷3
6665777
n÷3
4999332.75
n÷5
3999466.2
n2
399893247123561
n3
7.9967976273946E+21
n4
1.5991460909503E+29
n5
3.1978653698088E+36
2 √n
4471.8375417718
3 √n
271.42968648797
4 √n
66.871799301139
5 √n
28.853227963823
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
-19997330
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 19997331 can be divided by 4 positive divisors.
The sum of these divisors (counting 19997331) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010010001010010011
3
Ternary
1101121222011220
4
Quaternary
1030102022103
5
Quinary
20104403311
6
Senary
1552340123
8
Octal
114221223
10
Decimal
19997331
12
Duodecimal
6844643
16
Hexadecimal
1312293
20
Vigesimal
64jd6b
36
Base36
bwm1f
md5
4e71137451a53771daa8e3b8741cdf57
sha1
e7374ee35435ce6ae6244375ccf7605c77525ba8
sha256
19e27e37e05fa408743c822ad8de2079adb0d829c7587d033108a257bb594062
sha512
e2780205f6042580e3c75c544adc1933d82c2dcb6927c460a03814f3cadf5c9343ac81955c7f9f18e411840a4d1999a26451bb1524dbed572843aaf8e1bfeaa5
ripemd-160
d22307f32ebf777f3accb0d72667bb48968b608f
Diameter
39994662
Circumference
125646936.32201
Area
1.2563016873835E+15
Volume
3.349690757129E+22
Surface area
5.0252067495342E+15
Circumference
125646936.32201
Perimeter
79989324
Area
399893247123561
Diagonal
28280496.711464
Surface area
2399359482741366
Volume
7.9967976273946E+21
Space diagonal
34636393.307772
Perimeter
59991993
Area
1.7315885540543E+14
Altitude
17318196.653886
Surface area
1.7315885540543E+14
Volume
9.4243163835121E+20
Height
9426832.2371546