78393755 is an odd 8-digits composite number following 78393754
and preceding 78393756 . In scientific notation, it is written as 7.8393755 × 10^7.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 56899680 positive integers (up to 78393755) that are relatively prime to 78393755.
78393755 has 16 divisors, whose sum is 102829824
The reverse of 78393755 is 55739387
Previous prime number is 647
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-eight million three hundred ninety-three thousand seven hundred fifty-five
Scientific notation
7.8393755 × 10^7
Engineering notation
7.8393755 × 10^6
Prime Factorization
5 × 11 × 647 × 2203
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78393755
Product of the distinct prime numbers
The prime factorization of 78393755 is 5 × 11 × 647 × 2203.
Since it has a total of 4 prime factors.
1 , 4 , 48 , 89 , 650 , 1000 , 8602 , 9494 , 75813 , 70676 , 10277 , 871819 , 4642248 , 1244739 , 1616674 , 40036824 , 779229511 , 135756901 , 5800259105 , 6864681872
n×2
156787510
n×3
235181265
n×4
313575020
n×5
391968775
n÷2
39196877.5
n÷3
26131251.666667
n÷3
19598438.75
n÷5
15678751
n2
6145580823000025
n3
4.8177515737096E+23
n4
3.7768163652026E+31
n5
2.9607881681368E+39
2 √n
8854.0247910202
3 √n
427.98362785657
4 √n
94.095827702509
5 √n
37.918949172499
1 , 5 , 11 , 55 , 647 , 2203 , 3235 , 7117 , 11015 , 24233 , 35585 , 121165 , 1425341 , 7126705 , 15678751 , 78393755
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
-78393754
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 78393755 can be divided by 16 positive divisors.
The sum of these divisors (counting 78393755) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101011000011000110011011
3
Ternary
12110111211000102
4
Quaternary
10223003012123
5
Quinary
130032100010
6
Senary
11440130015
8
Octal
453030633
10
Decimal
78393755
12
Duodecimal
2230690b
16
Hexadecimal
4ac319b
20
Vigesimal
149j47f
36
Base36
1ao90b
md5
f9fd7f752b6df4417e5c9934efc91188
sha1
6903be55ff8817f633b2a2760eb49438d61d6817
sha256
bfe77f0566fea11b590f2035644e516521121c58d4e081ed10eedc1176302fd6
sha512
401c9d9530c35c33c84b605c04bfd101e1e415afe829bbb685f1577100fa0350cf820e67ea1fcfc3e546928784a7bd0f926ef035e328fd4ad8c71d09c18a947c
ripemd-160
eb3f05168b3d78539e22a6aea6b7101af671f7fc
Diameter
156787510
Circumference
492562489.59064
Area
1.9306911565579E+16
Volume
2.0180550601049E+24
Surface area
7.7227646262317E+16
Circumference
492562489.59064
Perimeter
313575020
Area
6145580823000025
Diagonal
110865511.52635
Surface area
36873484938000150
Volume
4.8177515737096E+23
Space diagonal
135781966.65611
Perimeter
235181265
Area
2.6611145568642E+15
Altitude
67890983.328053
Surface area
2.6611145568642E+15
Volume
5.6777746797371E+22
Height
36955170.508785