78442057 is an odd 8-digits composite number following 78442056
and preceding 78442058 . In scientific notation, it is written as 7.8442057 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 77633280 positive integers (up to 78442057) that are relatively prime to 78442057.
78442057 has 4 divisors, whose sum is 79250836
The reverse of 78442057 is 75024487
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-eight million four hundred forty-two thousand fifty-seven
Scientific notation
7.8442057 × 10^7
Engineering notation
7.8442057 × 10^6
Prime Factorization
97 × 808681
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78442057
Product of the distinct prime numbers
The prime factorization of 78442057 is 97 × 808681.
Since it has a total of 2 prime factors.
7 , 8 , 58 , 69 , 596 , 488 , 408 , 3020 , 40792 , 37472 , 247156 , 555327 , 6275271 , 6484700 , 55156796 , 16421593 , 417164325 , 187616673 , 8890758440 , 6045289025
n×2
156884114
n×3
235326171
n×4
313768228
n×5
392210285
n÷2
39221028.5
n÷3
26147352.333333
n÷3
19610514.25
n÷5
15688411.4
n2
6153156306391249
n3
4.8266623771585E+23
n4
3.7861332530882E+31
n5
2.9699208044834E+39
2 √n
8856.7520570466
3 √n
428.0715099457
4 √n
94.110318547153
5 √n
37.923620743203
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
-78442056
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 78442057 can be divided by 4 positive divisors.
The sum of these divisors (counting 78442057) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101011001110111001001001
3
Ternary
12110121021021101
4
Quaternary
10223032321021
5
Quinary
130040121212
6
Senary
11441141401
8
Octal
453167111
10
Decimal
78442057
12
Duodecimal
2232a861
16
Hexadecimal
4acee49
20
Vigesimal
14a552h
36
Base36
1apaa1
md5
4e00088e79c3c83015f9a1870d5ce49f
sha1
9435a3932fd7442fa0c209a45076236ad34dd717
sha256
d7abd873a1124e6e57323e15664056e523521119a118ccc3bd4a16542dc64388
sha512
4e24bbb4e527b3faccab1d419ad408ec460050759e8cdee8534f76b8e91e6120bdda97795760ffb9dea87480676da4b508c56054ef0606ec5c8466b9b8f8a2a2
ripemd-160
793f7f3bbbef3e30adb6b38fba24e2a1f2799c42
Diameter
156884114
Circumference
492865980.00734
Area
1.9330710648548E+16
Volume
2.0217876087253E+24
Surface area
7.7322842594194E+16
Circumference
492865980.00734
Perimeter
313768228
Area
6153156306391249
Diagonal
110933820.86984
Surface area
36918937838347494
Volume
4.8266623771585E+23
Space diagonal
135865628.17421
Perimeter
235326171
Area
2.6643948373956E+15
Altitude
67932814.087107
Surface area
2.6643948373956E+15
Volume
5.6882761623113E+22
Height
36977940.289948