19997351 is an odd 8-digits composite number following 19997350
and preceding 19997352 . In scientific notation, it is written as 1.9997351 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 18123840 positive integers (up to 19997351) that are relatively prime to 19997351.
19997351 has 8 divisors, whose sum is 21882000
The reverse of 19997351 is 15379991
Previous prime number is 349
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
nineteen million nine hundred ninety-seven thousand three hundred fifty-one
Scientific notation
1.9997351 × 10^7
Engineering notation
1.9997351 × 10^6
Prime Factorization
11 × 349 × 5209
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19997351
Product of the distinct prime numbers
The prime factorization of 19997351 is 11 × 349 × 5209.
Since it has a total of 3 prime factors.
5 , 9 , 18 , 85 , 131 , 737 , 404 , 163 , 31642 , 17341 , 860288 , 747966 , 6050718 , 6574714 , 17061326 , 25723269 , 191791714 , 465812246 , 498620655 , 7475168992
n×2
39994702
n×3
59992053
n×4
79989404
n×5
99986755
n÷2
9998675.5
n÷3
6665783.6666667
n÷3
4999337.75
n÷5
3999470.2
n2
399894047017201
n3
7.9968216210135E+21
n4
1.599152488398E+29
n5
3.1978813613017E+36
2 √n
4471.8397779885
3 √n
271.42977697657
4 √n
66.871816021314
5 √n
28.853233735236
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
-19997350
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 19997351 can be divided by 8 positive divisors.
The sum of these divisors (counting 19997351) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010010001010100111
3
Ternary
1101121222012122
4
Quaternary
1030102022213
5
Quinary
20104403401
6
Senary
1552340155
8
Octal
114221247
10
Decimal
19997351
12
Duodecimal
684465b
16
Hexadecimal
13122a7
20
Vigesimal
64jd7b
36
Base36
bwm1z
md5
7ae058872964d19d4ce38158191584e3
sha1
ccfd2ffdd342e61e82f5ba6aa87017124b498fac
sha256
057aa94cc978034ead2d44d142785c1052b392d05ba539fe6240112e2addde54
sha512
a36245686d3f08d72951e1a833d6dbfa83b1728d22735967f77765a7f570c76ebfea7451bf1f1e25276d738971d53bca16bcbfaf51ae46a24e70ac4bd9b674c2
ripemd-160
080e98783dc59d8761d8fb430c961864ab378ce7
Diameter
39994702
Circumference
125647061.98571
Area
1.2563042003235E+15
Volume
3.3497008075525E+22
Surface area
5.0252168012941E+15
Circumference
125647061.98571
Perimeter
79989404
Area
399894047017201
Diagonal
28280524.995735
Surface area
2399364282103206
Volume
7.9968216210135E+21
Space diagonal
34636427.948788
Perimeter
59992053
Area
1.7315920176953E+14
Altitude
17318213.974394
Surface area
1.7315920176953E+14
Volume
9.424344660263E+20
Height
9426841.6652451