78127788 is an even 8-digits composite number following 78127787
and preceding 78127789 . In scientific notation, it is written as 7.8127788 × 10^7.
The sum of its digits is 48. It has a total of 4 prime factors and 12 positive divisors.
There are 26042592 positive integers (up to 78127788) that are relatively prime to 78127788.
78127788 has 12 divisors, whose sum is 182298200
The reverse of 78127788 is 88772187
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-eight million one hundred twenty-seven thousand seven hundred eighty-eight
Scientific notation
7.8127788 × 10^7
Engineering notation
7.8127788 × 10^6
Prime Factorization
2 × 2 × 3 × 6510649
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
39063894
Product of the distinct prime numbers
The prime factorization of 78127788 is 2 × 2 × 3 × 6510649.
Since it has a total of 4 prime factors.
3 , 7 , 68 , 58 , 13 , 514 , 9100 , 7411 , 52805 , 53347 , 334805 , 986323 , 4081100 , 6323678 , 74849021 , 63699304 , 79292513 , 788239569 , 6356213932 , 5526977077
n×2
156255576
n×3
234383364
n×4
312511152
n×5
390638940
n÷2
39063894
n÷3
26042596
n÷3
19531947
n÷5
15625557.6
n2
6103951257772944
n3
4.7688820982962E+23
n4
3.7258220957268E+31
n5
2.9109023882066E+39
2 √n
8838.9924765213
3 √n
427.49907184915
4 √n
94.015916080849
5 √n
37.893184611238
1 , 2 , 3 , 4 , 6 , 12 , 6510649 , 13021298 , 19531947 , 26042596 , 39063894 , 78127788
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78127787
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78127788 can be divided by 12 positive divisors.
The sum of these divisors (counting 78127788) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101010000010001010101100
3
Ternary
12110000022011210
4
Quaternary
10222002022230
5
Quinary
130000042123
6
Senary
11430314420
8
Octal
452021254
10
Decimal
78127788
12
Duodecimal
221b8a10
16
Hexadecimal
4a822ac
20
Vigesimal
1485j98
36
Base36
1aijsc
md5
4610425e34a0957c26935cea5c05ef3c
sha1
f38b0cfce0ae71661ee9c6aac4513566e1ef8417
sha256
88e6f0f7b9681175c46215bfd512b1b57923062fcbb4c1466f2a676952d98554
sha512
2cbe658a8ebdc1b1f13b61bf885413abe6a3f2a9cfd4c2b57e4f8b08904bafd65d1d85a72bc3e37369a8a1eeac9f22c135287358ce0537878b7a723c929a1777
ripemd-160
9bf3eb09515814635e483b52af56f94aa1a5cb41
Diameter
156255576
Circumference
490891369.64404
Area
1.917612842929E+16
Volume
1.9975846621124E+24
Surface area
7.6704513717159E+16
Circumference
490891369.64404
Perimeter
312511152
Area
6103951257772944
Diagonal
110489377.38781
Surface area
36623707546637664
Volume
4.7688820982962E+23
Space diagonal
135321298.29897
Perimeter
234383364
Area
2.6430884263467E+15
Altitude
67660649.149485
Surface area
2.6430884263467E+15
Volume
5.6201814506406E+22
Height
36829792.462603