19997249 is an odd 8-digits composite number following 19997248
and preceding 19997250 . In scientific notation, it is written as 1.9997249 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 19813680 positive integers (up to 19997249) that are relatively prime to 19997249.
19997249 has 4 divisors, whose sum is 20180820
The reverse of 19997249 is 94279991
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
nineteen million nine hundred ninety-seven thousand two hundred forty-nine
Scientific notation
1.9997249 × 10^7
Engineering notation
1.9997249 × 10^6
Prime Factorization
109 × 183461
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19997249
Product of the distinct prime numbers
The prime factorization of 19997249 is 109 × 183461.
Since it has a total of 2 prime factors.
5 , 8 , 96 , 50 , 320 , 763 , 1911 , 4787 , 49950 , 19677 , 981028 , 740033 , 750131 , 8703297 , 11322799 , 36179431 , 383451334 , 697674156 , 5935026566 , 8053782723
n×2
39994498
n×3
59991747
n×4
79988996
n×5
99986245
n÷2
9998624.5
n÷3
6665749.6666667
n÷3
4999312.25
n÷5
3999449.8
n2
399889967568001
n3
7.9966992540592E+21
n4
1.5991198616154E+29
n5
3.1977998053568E+36
2 √n
4471.8283732719
3 √n
271.42931548404
4 √n
66.871730748291
5 √n
28.853204300979
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
-19997248
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 19997249 can be divided by 4 positive divisors.
The sum of these divisors (counting 19997249) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010010001001000001
3
Ternary
1101121222001212
4
Quaternary
1030102021001
5
Quinary
20104402444
6
Senary
1552335505
8
Octal
114221101
10
Decimal
19997249
12
Duodecimal
6844595
16
Hexadecimal
1312241
20
Vigesimal
64jd29
36
Base36
bwlz5
md5
e055e285d3223fad4a0f0a312f3ee121
sha1
6a61c2b97187cbb6b8f2651b30555c264489f721
sha256
8441e0a157903db8889a09d386a4a50f33a2d0de08d8e482cb2db873995ffd14
sha512
b1f3b983f37515012a2baedb6a8f88244012a2c1e5771e33a300793a18bd9f6fce6e6531adc4d035bb3348a53cf05275eb0b86dbccc997eb09f60ade2bec1785
ripemd-160
41971120fa7d4f513df0b7d96697c25010476aa6
Diameter
39994498
Circumference
125646421.10081
Area
1.2562913843559E+15
Volume
3.3496495506026E+22
Surface area
5.0251655374236E+15
Circumference
125646421.10081
Perimeter
79988996
Area
399889967568001
Diagonal
28280380.745952
Surface area
2399339805408006
Volume
7.9966992540592E+21
Space diagonal
34636251.279606
Perimeter
59991747
Area
1.7315743531621E+14
Altitude
17318125.639803
Surface area
1.7315743531621E+14
Volume
9.4242004494245E+20
Height
9426793.5819839