77128412 is an even 8-digits composite number following 77128411
and preceding 77128413 . In scientific notation, it is written as 7.7128412 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 12 positive divisors.
There are 37667280 positive integers (up to 77128412) that are relatively prime to 77128412.
77128412 has 12 divisors, whose sum is 138113976
The reverse of 77128412 is 21482177
Previous prime number is 43
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-seven million one hundred twenty-eight thousand four hundred twelve
Scientific notation
7.7128412 × 10^7
Engineering notation
7.7128412 × 10^6
Prime Factorization
2 × 2 × 43 × 448421
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
38564206
Product of the distinct prime numbers
The prime factorization of 77128412 is 2 × 2 × 43 × 448421.
Since it has a total of 4 prime factors.
8 , 5 , 73 , 76 , 110 , 784 , 6064 , 5206 , 92037 , 86126 , 686237 , 568014 , 8044649 , 2558548 , 37816850 , 69304109 , 300297970 , 93986934 , 3363971136 , 9478067938
n×2
154256824
n×3
231385236
n×4
308513648
n×5
385642060
n÷2
38564206
n÷3
25709470.666667
n÷3
19282103
n÷5
15425682.4
n2
5948791937641744
n3
4.5882087546871E+23
n4
3.5388125517351E+31
n5
2.72942992481E+39
2 √n
8782.2782921062
3 √n
425.66845120531
4 √n
93.713810572968
5 √n
37.79574219043
1 , 2 , 4 , 43 , 86 , 172 , 448421 , 896842 , 1793684 , 19282103 , 38564206 , 77128412
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
-77128411
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 77128412 can be divided by 12 positive divisors.
The sum of these divisors (counting 77128412) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100100110001110001011011100
3
Ternary
12101010112021212
4
Quaternary
10212032023130
5
Quinary
124221102122
6
Senary
11353043552
8
Octal
446161334
10
Decimal
77128412
12
Duodecimal
219b65b8
16
Hexadecimal
498e2dc
20
Vigesimal
142110c
36
Base36
19x4nw
md5
c047098ebe803f2c72cc67b46ff84297
sha1
f9783ffb98330abc3236bf539e520c7f891165c8
sha256
b18acf44fc3bf1c0b74aac83991ec20b96813d8e37747c6a1fe0b424028f8e5e
sha512
67ebde7ec1c5feb3b11678935e9d6f9361203a72f9df84a5d443e0c01f86c5d81f1ba66b5441d21374f8d48ae107d8ea348ce4d8545ec32fb691fe5ea6a11e0b
ripemd-160
81bdced3d647f3871d7de9b194776217ca878e0d
Diameter
154256824
Circumference
484612105.04449
Area
1.8688681049029E+16
Volume
1.9219043889149E+24
Surface area
7.4754724196118E+16
Circumference
484612105.04449
Perimeter
308513648
Area
5948791937641744
Diagonal
109076046.2947
Surface area
35692751625850464
Volume
4.5882087546871E+23
Space diagonal
133590328.29111
Perimeter
231385236
Area
2.5759024699129E+15
Altitude
66795164.145553
Surface area
2.5759024699129E+15
Volume
5.4072558732312E+22
Height
36358682.098233