77881138 is an even 8-digits composite number following 77881137
and preceding 77881139 . In scientific notation, it is written as 7.7881138 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 38792244 positive integers (up to 77881138) that are relatively prime to 77881138.
77881138 has 8 divisors, whose sum is 117266688
The reverse of 77881138 is 83118877
Previous prime number is 263
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-seven million eight hundred eighty-one thousand one hundred thirty-eight
Scientific notation
7.7881138 × 10^7
Engineering notation
7.7881138 × 10^6
Prime Factorization
2 × 263 × 148063
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77881138
Product of the distinct prime numbers
The prime factorization of 77881138 is 2 × 263 × 148063.
Since it has a total of 3 prime factors.
7 , 1 , 20 , 23 , 528 , 774 , 987 , 9918 , 23846 , 70868 , 910465 , 488329 , 1392530 , 6445526 , 34230916 , 53014821 , 414552503 , 20948384 , 3637136754 , 5073465822
n×2
155762276
n×3
233643414
n×4
311524552
n×5
389405690
n÷2
38940569
n÷3
25960379.333333
n÷3
19470284.5
n÷5
15576227.6
n2
6065471656175044
n3
4.7238583508966E+23
n4
3.6789946411863E+31
n5
2.8652428935149E+39
2 √n
8825.0290651079
3 √n
427.04872503117
4 √n
93.941625838113
5 √n
37.86922852792
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77881137
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77881138 can be divided by 8 positive divisors.
The sum of these divisors (counting 77881138) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001000101111100110010
3
Ternary
12102112202211121
4
Quaternary
10221011330302
5
Quinary
124414144023
6
Senary
11421132454
8
Octal
451057462
10
Decimal
77881138
12
Duodecimal
220ba12a
16
Hexadecimal
4a45f32
20
Vigesimal
146f2gi
36
Base36
1ad9gy
md5
b181b9a59f96ce8f32333c136973f593
sha1
501aa7e1184ea6f5e4439f71505cbe175991d909
sha256
d19cdc842635848d3cc3499a81ef049df49330aaf851006f98bea03e1ab25d31
sha512
37a8c0b58a36a08c8b82ab457b5ebef0a940d6b085f8dd404ea3de5db7a932198c46f0d146e9c6fe606d21038d0a419b264828ee6d52de97490be843088e57f5
ripemd-160
f647383ed4ed73cdfc48080de8e8a040b4e81a64
Diameter
155762276
Circumference
489341621.98803
Area
1.9055241195597E+16
Volume
1.9787251589034E+24
Surface area
7.6220964782387E+16
Circumference
489341621.98803
Perimeter
311524552
Area
6065471656175044
Diagonal
110140561.61265
Surface area
36392829937050264
Volume
4.7238583508966E+23
Space diagonal
134894087.96728
Perimeter
233643414
Area
2.626426270091E+15
Altitude
67447043.983642
Surface area
2.626426270091E+15
Volume
5.5671204554728E+22
Height
36713520.53755