19993391 is an odd 8-digits composite number following 19993390
and preceding 19993392 . In scientific notation, it is written as 1.9993391 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 18175800 positive integers (up to 19993391) that are relatively prime to 19993391.
19993391 has 4 divisors, whose sum is 21810984
The reverse of 19993391 is 19339991
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
nineteen million nine hundred ninety-three thousand three hundred ninety-one
Scientific notation
1.9993391 × 10^7
Engineering notation
1.9993391 × 10^6
Prime Factorization
11 × 1817581
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19993391
Product of the distinct prime numbers
The prime factorization of 19993391 is 11 × 1817581.
Since it has a total of 2 prime factors.
5 , 6 , 24 , 67 , 448 , 936 , 8710 , 1816 , 58614 , 68302 , 233187 , 794216 , 4753791 , 6751195 , 77355960 , 1673935 , 39516084 , 667444579 , 4929750513 , 8399778804
n×2
39986782
n×3
59980173
n×4
79973564
n×5
99966955
n÷2
9996695.5
n÷3
6664463.6666667
n÷3
4998347.75
n÷5
3998678.2
n2
399735683678881
n3
7.9920718204442E+21
n4
1.5978861680622E+29
n5
3.194716293156E+36
2 √n
4471.3969852832
3 √n
271.41185905543
4 √n
66.86850518206
5 √n
28.852090905297
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
-19993390
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 19993391 can be divided by 4 positive divisors.
The sum of these divisors (counting 19993391) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010001001100101111
3
Ternary
1101121202202222
4
Quaternary
1030101030233
5
Quinary
20104242031
6
Senary
1552305555
8
Octal
114211457
10
Decimal
19993391
12
Duodecimal
68422bb
16
Hexadecimal
131132f
20
Vigesimal
64j39b
36
Base36
bwizz
md5
2a739f003905e9bea6f19f1a5e6daaae
sha1
13931d888baab636cc2e5f98f32347830cff6e10
sha256
d0ba04e6e7b6819bae95e51759c9a305ef6beeac7c5b37aefd1da774db47ef3c
sha512
bd7f8cf9c90a28924aaafdb8e5f0ebceafcb3f5f73cb6a3d8b0481fecbf9dc9a0422d0ede1ada249a9bc12920b4c10777b55ab0f8f2a9bf86780c16bdd1b94e3
ripemd-160
f47588874aca4c91e2cd4917674c68e56262f571
Diameter
39986782
Circumference
125622180.5719
Area
1.2558066872233E+15
Volume
3.3477112157426E+22
Surface area
5.0232267488931E+15
Circumference
125622180.5719
Perimeter
79973564
Area
399735683678881
Diagonal
28274924.710028
Surface area
2398414102073286
Volume
7.9920718204442E+21
Space diagonal
34629569.02759
Perimeter
59980173
Area
1.7309062843253E+14
Altitude
17314784.513795
Surface area
1.7309062843253E+14
Volume
9.41874696661E+20
Height
9424974.9033427