19993644 is an even 8-digits composite number following 19993643
and preceding 19993645 . In scientific notation, it is written as 1.9993644 × 10^7.
The sum of its digits is 45. It has a total of 5 prime factors and 24 positive divisors.
There are 5846400 positive integers (up to 19993644) that are relatively prime to 19993644.
19993644 has 24 divisors, whose sum is 36582000
The reverse of 19993644 is 44639991
Previous prime number is 29
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
nineteen million nine hundred ninety-three thousand six hundred forty-four
Scientific notation
1.9993644 × 10^7
Engineering notation
1.9993644 × 10^6
Prime Factorization
2 × 2 × 99 × 29 × 1741
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
9996822
Product of the distinct prime numbers
The prime factorization of 19993644 is 2 × 2 × 99 × 29 × 1741.
Since it has a total of 5 prime factors.
5 , 3 , 51 , 12 , 591 , 765 , 51 , 2023 , 15766 , 51842 , 899840 , 265671 , 3100843 , 4698595 , 88075356 , 96575629 , 22865390 , 695632040 , 345501318 , 8842818463
n×2
39987288
n×3
59980932
n×4
79974576
n×5
99968220
n÷2
9996822
n÷3
6664548
n÷3
4998411
n÷5
3998728.8
n2
399745800398736
n3
7.9923752236674E+21
n4
1.5979670493643E+29
n5
3.1949184308719E+36
2 √n
4471.4252761284
3 √n
271.41300388225
4 √n
66.868716722608
5 √n
28.852163924846
1 , 2 , 4 , 29 , 58 , 99 , 116 , 198 , 396 , 1741 , 2871 , 3482 , 5742 , 6964 , 11484 , 50489 , 100978 , 172359 , 201956 , 344718 , 689436 , 4998411 , 9996822 , 19993644
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19993643
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19993644 can be divided by 24 positive divisors.
The sum of these divisors (counting 19993644) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001100010001010000101100
3
Ternary
1101121210010100
4
Quaternary
1030101100230
5
Quinary
20104244034
6
Senary
1552311100
8
Octal
114212054
10
Decimal
19993644
12
Duodecimal
6842490
16
Hexadecimal
131142c
20
Vigesimal
64j424
36
Base36
bwj70
md5
6e2c2d271e1e6ef66322a6799b6efa5e
sha1
5e516104d881b8d13ea96c8729de685627bd7aec
sha256
cc64cda36dc5c9ce33f785e915455904b92d36e9c5b98c07b51b7e7869c42632
sha512
ee36734a281ec1781d1e0b9a34fcd2129f368fc07dfa8760020e761b5d594813e2097dddf17c4300eb88ea9655cf46c33cd31a2311f19175398851e39a5ac92b
ripemd-160
37d5c9b8306e3893f86f11170879eac41067e11e
Diameter
39987288
Circumference
125623770.21778
Area
1.255838469836E+15
Volume
3.3478383049875E+22
Surface area
5.0233538793442E+15
Circumference
125623770.21778
Perimeter
79974576
Area
399745800398736
Diagonal
28275282.506059
Surface area
2398474802392416
Volume
7.9923752236674E+21
Space diagonal
34630007.236445
Perimeter
59980932
Area
1.7309500910072E+14
Altitude
17315003.618222
Surface area
1.7309500910072E+14
Volume
9.4191045307376E+20
Height
9425094.1686865