19493709 is an odd 8-digits composite number following 19493708
and preceding 19493710 . In scientific notation, it is written as 1.9493709 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 12432960 positive integers (up to 19493709) that are relatively prime to 19493709.
19493709 has 16 divisors, whose sum is 27141120
The reverse of 19493709 is 90739491
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
nineteen million four hundred ninety-three thousand seven hundred nine
Scientific notation
1.9493709 × 10^7
Engineering notation
1.9493709 × 10^6
Prime Factorization
3 × 61 × 37 × 2879
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19493709
Product of the distinct prime numbers
The prime factorization of 19493709 is 3 × 61 × 37 × 2879.
Since it has a total of 4 prime factors.
1 , 4 , 34 , 4 , 799 , 985 , 661 , 8482 , 22676 , 98198 , 858975 , 284095 , 3621699 , 8827453 , 88888342 , 36947808 , 153720127 , 261634425 , 5123237937 , 9948839357
n×2
38987418
n×3
58481127
n×4
77974836
n×5
97468545
n÷2
9746854.5
n÷3
6497903
n÷3
4873427.25
n÷5
3898741.8
n2
380004690576681
n3
7.4077008567369E+21
n4
1.4440356486028E+29
n5
2.8149610719489E+36
2 √n
4415.1680602215
3 √n
269.13168237097
4 √n
66.446730997254
5 √n
28.706410816526
1 , 3 , 37 , 61 , 111 , 183 , 2257 , 2879 , 6771 , 8637 , 106523 , 175619 , 319569 , 526857 , 6497903 , 19493709
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
-19493708
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 19493709 can be divided by 16 positive divisors.
The sum of these divisors (counting 19493709) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010010111001101001101
3
Ternary
1100200101100020
4
Quaternary
1022113031031
5
Quinary
14442244314
6
Senary
1533452353
8
Octal
112271515
10
Decimal
19493709
12
Duodecimal
66410b9
16
Hexadecimal
129734d
20
Vigesimal
61ge59
36
Base36
bltfx
md5
9630871e68162cda842edac2a1bfb2aa
sha1
5e347dfeb95ecb23b9f1e05f14ed6dfba26434f4
sha256
563f67b285f3180feed34edaca37bdf27cdb22e54e29d834b1a66d2f533e423f
sha512
b724e6d1a39e3492f04d3d3f3b4c1cec0f8be58b465f2273c8ac32fa0bee70fcf39aed505e405d0fc38518755d1fb7cfe6d9ffb0ae9632cf031cb96322673b05
ripemd-160
e85e5d61889c15d8eb4cda6e5f5b89f5b89c619d
Diameter
38987418
Circumference
122482585.97123
Area
1.1938199442454E+15
Volume
3.1029304788687E+22
Surface area
4.7752797769815E+15
Circumference
122482585.97123
Perimeter
77974836
Area
380004690576681
Diagonal
27568267.648754
Surface area
2280028143460086
Volume
7.4077008567369E+21
Space diagonal
33764094.415963
Perimeter
58481127
Area
1.6454685779833E+14
Altitude
16882047.207981
Surface area
1.6454685779833E+14
Volume
8.7300591813334E+20
Height
9189422.5495848