19993257 is an odd 8-digits composite number following 19993256
and preceding 19993258 . In scientific notation, it is written as 1.9993257 × 10^7.
The sum of its digits is 45. It has a total of 5 prime factors and 16 positive divisors.
There are 13280400 positive integers (up to 19993257) that are relatively prime to 19993257.
19993257 has 16 divisors, whose sum is 29727360
The reverse of 19993257 is 75239991
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
nineteen million nine hundred ninety-three thousand two hundred fifty-seven
Scientific notation
1.9993257 × 10^7
Engineering notation
1.9993257 × 10^6
Prime Factorization
3 × 3 × 3 × 311 × 2381
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
2221473
Product of the distinct prime numbers
The prime factorization of 19993257 is 3 × 3 × 3 × 311 × 2381.
Since it has a total of 5 prime factors.
7 , 4 , 69 , 75 , 846 , 366 , 2686 , 3780 , 88504 , 42487 , 359972 , 54688 , 1435500 , 1840255 , 49253652 , 99795171 , 677313402 , 368313804 , 3032464114 , 3374305703
n×2
39986514
n×3
59979771
n×4
79973028
n×5
99966285
n÷2
9996628.5
n÷3
6664419
n÷3
4998314.25
n÷5
3998651.4
n2
399730325468049
n3
7.9919111277763E+21
n4
1.5978433309879E+29
n5
3.1946092362178E+36
2 √n
4471.3820011267
3 √n
271.41125270055
4 √n
66.868393140008
5 √n
28.852052230611
1 , 3 , 9 , 27 , 311 , 933 , 2381 , 2799 , 7143 , 8397 , 21429 , 64287 , 740491 , 2221473 , 6664419 , 19993257
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
-19993256
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 19993257 can be divided by 16 positive divisors.
The sum of these divisors (counting 19993257) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100010001001010101001
3
Ternary
1101121202121000
4
Quaternary
1030101022221
5
Quinary
20104241012
6
Senary
1552305213
8
Octal
114211251
10
Decimal
19993257
12
Duodecimal
6842209
16
Hexadecimal
13112a9
20
Vigesimal
64j32h
36
Base36
bwiw9
md5
e5f09c85582b4279ab8f71bb2276fb53
sha1
08eddac0c4e435e77e91c000a5fadb86af0f0fc3
sha256
578057c81117b63a1b385682a34ef1a922cd5b6e3d7a72a6f27c738f12c1ad7f
sha512
99fe0ac49e2cd3888d7465a2f91aeaaba1a568d1b60956b6e1b0078f2027496a866be4cba9312b131c5f19ff68f886b57a2b46fd94170bf4fb57ee1635cb5e08
ripemd-160
b6faeee999699b08d4ceea35edd46367366f7c6c
Diameter
39986514
Circumference
125621338.62507
Area
1.2557898539075E+15
Volume
3.3476439049553E+22
Surface area
5.0231594156299E+15
Circumference
125621338.62507
Perimeter
79973028
Area
399730325468049
Diagonal
28274735.205411
Surface area
2398381952808294
Volume
7.9919111277763E+21
Space diagonal
34629336.932782
Perimeter
59979771
Area
1.7308830825918E+14
Altitude
17314668.466391
Surface area
1.7308830825918E+14
Volume
9.4185575884848E+20
Height
9424911.7351369