78442019 is an odd 8-digits composite number following 78442018
and preceding 78442020 . In scientific notation, it is written as 7.8442019 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 74644416 positive integers (up to 78442019) that are relatively prime to 78442019.
78442019 has 16 divisors, whose sum is 82368000
The reverse of 78442019 is 91024487
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
seventy-eight million four hundred forty-two thousand nineteen
Scientific notation
7.8442019 × 10^7
Engineering notation
7.8442019 × 10^6
Prime Factorization
199 × 43 × 103 × 89
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78442019
Product of the distinct prime numbers
The prime factorization of 78442019 is 199 × 43 × 103 × 89.
Since it has a total of 4 prime factors.
4 , 2 , 100 , 85 , 419 , 991 , 1873 , 1352 , 12660 , 45377 , 876221 , 237381 , 4947807 , 4663074 , 80565567 , 40953439 , 512574326 , 114752779 , 3695310472 , 6655716986
n×2
156884038
n×3
235326057
n×4
313768076
n×5
392210095
n÷2
39221009.5
n÷3
26147339.666667
n÷3
19610504.75
n÷5
15688403.8
n2
6153150344796361
n3
4.8266553625637E+23
n4
3.7861259165668E+31
n5
2.9699136108372E+39
2 √n
8856.7499117904
3 √n
428.07144082156
4 √n
94.110307149591
5 √n
37.923617068904
1 , 43 , 89 , 103 , 199 , 3827 , 4429 , 8557 , 9167 , 17711 , 20497 , 394181 , 761573 , 881371 , 1824233 , 78442019
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
-78442018
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 78442019 can be divided by 16 positive divisors.
The sum of these divisors (counting 78442019) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101011001110111000100011
3
Ternary
12110121021012222
4
Quaternary
10223032320203
5
Quinary
130040121034
6
Senary
11441141255
8
Octal
453167043
10
Decimal
78442019
12
Duodecimal
2232a82b
16
Hexadecimal
4acee23
20
Vigesimal
14a550j
36
Base36
1apa8z
md5
e6e9f784b1aa1c88c91ae2d33e378674
sha1
0255e029402c07ba4108938717b36c073d325cff
sha256
6b1cfe0ee098fff38216b435fe9493cf7b6b8f0f221d88a45abc33809f21faf1
sha512
65ee8c8bdb92786b418b3bfc22509b828fbefff8aeed002a8bd2d12aae7ed00f33aa09452c10b0075054268a567b73366e0a522a5dde03f4ea03cb94c04ca441
ripemd-160
9927c955983e5108f6e680113f2a66a7d77356db
Diameter
156884038
Circumference
492865741.2463
Area
1.9330691919646E+16
Volume
2.0217846704587E+24
Surface area
7.7322767678583E+16
Circumference
492865741.2463
Perimeter
313768076
Area
6153150344796361
Diagonal
110933767.12973
Surface area
36918902068778166
Volume
4.8266553625637E+23
Space diagonal
135865562.35628
Perimeter
235326057
Area
2.6643922559493E+15
Altitude
67932781.178142
Surface area
2.6643922559493E+15
Volume
5.688267895532E+22
Height
36977922.376576