19993912 is an even 8-digits composite number following 19993911
and preceding 19993913 . In scientific notation, it is written as 1.9993912 × 10^7.
The sum of its digits is 43. It has a total of 5 prime factors and 16 positive divisors.
There are 9726624 positive integers (up to 19993912) that are relatively prime to 19993912.
19993912 has 16 divisors, whose sum is 38502360
The reverse of 19993912 is 21939991
Previous prime number is 37
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
nineteen million nine hundred ninety-three thousand nine hundred twelve
Scientific notation
1.9993912 × 10^7
Engineering notation
1.9993912 × 10^6
Prime Factorization
2 × 2 × 2 × 37 × 67547
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
4998478
Product of the distinct prime numbers
The prime factorization of 19993912 is 2 × 2 × 2 × 37 × 67547.
Since it has a total of 5 prime factors.
8 , 5 , 89 , 89 , 715 , 69 , 8883 , 1288 , 88899 , 80761 , 217905 , 43399 , 40086 , 2968374 , 5865901 , 65647076 , 50070386 , 823943088 , 9584447450 , 836192598
n×2
39987824
n×3
59981736
n×4
79975648
n×5
99969560
n÷2
9996956
n÷3
6664637.3333333
n÷3
4998478
n÷5
3998782.4
n2
399756517063744
n3
7.992696623599E+21
n4
1.5980527293494E+29
n5
3.1951325641971E+36
2 √n
4471.4552441012
3 √n
271.41421657364
4 √n
66.868940802896
5 √n
28.852241272812
1 , 2 , 4 , 8 , 37 , 74 , 148 , 296 , 67547 , 135094 , 270188 , 540376 , 2499239 , 4998478 , 9996956 , 19993912
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19993911
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19993912 can be divided by 16 positive divisors.
The sum of these divisors (counting 19993912) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100010001010100111000
3
Ternary
1101121210111021
4
Quaternary
1030101110320
5
Quinary
20104301122
6
Senary
1552312224
8
Octal
114212470
10
Decimal
19993912
12
Duodecimal
6842674
16
Hexadecimal
1311538
20
Vigesimal
64j4fc
36
Base36
bwjeg
md5
e89bc0e80cd5bebc301b679c094398bc
sha1
c38735ac3bbd7aca2f9dd5206618af597b791254
sha256
82a8a19c7df95f5460c655a28655b10261e24153bac9afe0880c4835434e1343
sha512
ee7ea3ca4b1476b2cf3390b6064d7531908cc2427df9dee0808bf97218bfa12d3fd040675abd8f73fc795ea8888532be4cf69829012ff3a4336d570b46a429ff
ripemd-160
e1381854212a5c2ff6a15c355a760c8dc7d8f123
Diameter
39987824
Circumference
125625454.11144
Area
1.2558721372321E+15
Volume
3.3479729326761E+22
Surface area
5.0234885489284E+15
Circumference
125625454.11144
Perimeter
79975648
Area
399756517063744
Diagonal
28275661.515294
Surface area
2398539102382464
Volume
7.992696623599E+21
Space diagonal
34630471.426061
Perimeter
59981736
Area
1.7309964955279E+14
Altitude
17315235.713031
Surface area
1.7309964955279E+14
Volume
9.4194833041895E+20
Height
9425220.5050981