77128540 is an even 8-digits composite number following 77128539
and preceding 77128541 . In scientific notation, it is written as 7.7128540 × 10^7.
The sum of its digits is 34. It has a total of 5 prime factors and 24 positive divisors.
There are 30767808 positive integers (up to 77128540) that are relatively prime to 77128540.
77128540 has 24 divisors, whose sum is 162408960
The reverse of 77128540 is 04582177
Previous prime number is 383
Is Prime? no Number parity even Number length 8 Sum of Digits 34 Digital Root 7
Name
seventy-seven million one hundred twenty-eight thousand five hundred forty
Scientific notation
7.7128540 × 10^7
Engineering notation
7.7128540 × 10^6
Prime Factorization
2 × 2 × 5 × 383 × 10069
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
38564270 Product of the distinct prime numbers
The prime factorization of 77128540 is 2 × 2 × 5 × 383 × 10069.
Since it has a total of 5 prime factors.
4 , 7 , 8 , 36 , 153 , 840 , 8877 , 3644 , 53529 , 70060 , 140008 , 967984 , 9602001 , 2414204 , 51321730 , 64609229 , 305394613 , 470295253 , 5855326576 , 8274816917
n×2
154257080
n×3
231385620
n×4
308514160
n×5
385642700
n÷2
38564270
n÷3
25709513.333333
n÷3
19282135
n÷5
15425708
n2
5948811682531600
n3
4.5882315980861E+23
n4
3.5388360434224E+31
n5
2.7294525732855E+39
2 √n8782.2855795061
3 √n425.66868668071
4 √n93.713849454102
5 √n37.795754735358
1 , 2 , 4 , 5 , 10 , 20 , 383 , 766 , 1532 , 1915 , 3830 , 7660 , 10069 , 20138 , 40276 , 50345 , 100690 , 201380 , 3856427 , 7712854 , 15425708 , 19282135 , 38564270 , 77128540
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-77128539 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77128540 can be divided by 24 positive divisors.
The sum of these divisors (counting 77128540) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100100110001110001101011100
3
Ternary
12101010112110121
4
Quaternary
10212032031130
5
Quinary
124221103130
6
Senary
11353044324
8
Octal
446161534
10
Decimal
77128540
12
Duodecimal
219b66a4
16
Hexadecimal
498e35c
20
Vigesimal
1421170
36
Base36
19x4rg
md5
6ab197a93625bed13d9a53bf85386c14
sha1
daca8a289d2f23c47fc1171ff3d031146ea8d8d5
sha256
5ba7d79f4973730acdb7d71fb6c7e48c914e0967d1bf1622c51306fb5cd015b4
sha512
5fc513877e0d34b50bf8bf8cd88bf81f79345d89c8b6ee7214c1fb7995a83b56c627e2619d32fc144ef32755ebcc040764f1000931e76a111aa1948191e8ee24
ripemd-160
2ac199d823b5ba10a23572e7245e64569c923b40
Diameter
154257080
Circumference
484612909.29221
Area
1.868874307943E+16
Volume
1.9219139575354E+24
Surface area
7.4754972317722E+16
Circumference
484612909.29221
Perimeter
308514160
Area
5948811682531600
Diagonal
109076227.31404
Surface area
35692870095189600
Volume
4.5882315980861E+23
Space diagonal
133590549.99361
Perimeter
231385620
Area
2.575911019701E+15
Altitude
66795274.996804
Surface area
2.575911019701E+15
Volume
5.4072827944351E+22
Height
36358742.438012