77881948 is an even 8-digits composite number following 77881947
and preceding 77881949 . In scientific notation, it is written as 7.7881948 × 10^7.
The sum of its digits is 52. It has a total of 4 prime factors and 12 positive divisors.
There are 38407392 positive integers (up to 77881948) that are relatively prime to 77881948.
77881948 has 12 divisors, whose sum is 138160960
The reverse of 77881948 is 84918877
Previous prime number is 73
Is Prime? no
Number parity even
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-seven million eight hundred eighty-one thousand nine hundred forty-eight
Scientific notation
7.7881948 × 10^7
Engineering notation
7.7881948 × 10^6
Prime Factorization
2 × 2 × 73 × 266719
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
38940974
Product of the distinct prime numbers
The prime factorization of 77881948 is 2 × 2 × 73 × 266719.
Since it has a total of 4 prime factors.
9 , 10 , 30 , 18 , 699 , 764 , 3144 , 9779 , 24372 , 69956 , 467669 , 421251 , 8220808 , 6883774 , 31789399 , 1365124 , 860731211 , 174439202 , 3349831021 , 4410415181
n×2
155763896
n×3
233645844
n×4
311527792
n×5
389409740
n÷2
38940974
n÷3
25960649.333333
n÷3
19470487
n÷5
15576389.6
n2
6065597824274704
n3
4.7240057433908E+23
n4
3.6791476965846E+31
n5
2.8653918958972E+39
2 √n
8825.0749571887
3 √n
427.05020552772
4 √n
93.941870096293
5 √n
37.869307299105
1 , 2 , 4 , 73 , 146 , 292 , 266719 , 533438 , 1066876 , 19470487 , 38940974 , 77881948
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
-77881947
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 77881948 can be divided by 12 positive divisors.
The sum of these divisors (counting 77881948) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101001000110001001011100
3
Ternary
12102112210221121
4
Quaternary
10221012021130
5
Quinary
124414210243
6
Senary
11421140324
8
Octal
451061134
10
Decimal
77881948
12
Duodecimal
220ba6a4
16
Hexadecimal
4a4625c
20
Vigesimal
146f4h8
36
Base36
1ada3g
md5
402dc54a0448ac64e30ad115993f906f
sha1
a8b6728f44d00ebc8676309843442e36a55fb67a
sha256
3f4d35c5f805d5f1bb1729baac0e1763baa62fb78fbbb43e7bff4a797500be3e
sha512
58c50b4f438784edb282a283ca6fb4fd7c6d59a0235abcf5e733aa67f1702b40222b504775a681c1b1f6ccd8f83d55f3411d1df58cf0f281527d87ccfc6f1bd1
ripemd-160
e627b711980868cb8cf5cfc8d466aeee5c297699
Diameter
155763896
Circumference
489346711.36812
Area
1.9055637564372E+16
Volume
1.978786898527E+24
Surface area
7.6222550257487E+16
Circumference
489346711.36812
Perimeter
311527792
Area
6065597824274704
Diagonal
110141707.12564
Surface area
36393586945648224
Volume
4.7240057433908E+23
Space diagonal
134895490.92844
Perimeter
233645844
Area
2.6264809024808E+15
Altitude
67447745.464219
Surface area
2.6264809024808E+15
Volume
5.567294159193E+22
Height
36713902.375212