77881394 is an even 8-digits composite number following 77881393
and preceding 77881395 . In scientific notation, it is written as 7.7881394 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 38919460 positive integers (up to 77881394) that are relatively prime to 77881394.
77881394 has 8 divisors, whose sum is 116885808
The reverse of 77881394 is 49318877
Previous prime number is 2027
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-seven million eight hundred eighty-one thousand three hundred ninety-four
Scientific notation
7.7881394 × 10^7
Engineering notation
7.7881394 × 10^6
Prime Factorization
2 × 2027 × 19211
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77881394
Product of the distinct prime numbers
The prime factorization of 77881394 is 2 × 2027 × 19211.
Since it has a total of 3 prime factors.
5 , 8 , 12 , 59 , 976 , 436 , 2034 , 8888 , 90185 , 27939 , 157955 , 436926 , 4883591 , 1728943 , 1501069 , 74568934 , 173484061 , 545668095 , 9803692138 , 623414809
n×2
155762788
n×3
233644182
n×4
311525576
n×5
389406970
n÷2
38940697
n÷3
25960464.666667
n÷3
19470348.5
n÷5
15576278.8
n2
6065511531383236
n3
4.723904933872E+23
n4
3.6790430137343E+31
n5
2.8652899849559E+39
2 √n
8825.0435692975
3 √n
427.0491929423
4 √n
93.941703035966
5 √n
37.869253423576
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
-77881393
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 77881394 can be divided by 8 positive divisors.
The sum of these divisors (counting 77881394) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001000110000000110010
3
Ternary
12102112210012002
4
Quaternary
10221012000302
5
Quinary
124414201034
6
Senary
11421134002
8
Octal
451060062
10
Decimal
77881394
12
Duodecimal
220ba302
16
Hexadecimal
4a46032
20
Vigesimal
146f39e
36
Base36
1ad9o2
md5
7b5112478b97bd18caecf27f15a21b98
sha1
a923b720062beb2692010c4e75b9ce10705c9372
sha256
5ab35590c847c0599247c0a8c8e0e056a0655e378beabca949554f971ad40f2d
sha512
73213a9092a2ef5528c6c4751028163252288a0aeb9c35688d3120b0868e9be51c9dcc36eed58734c20b84b6ac619f262db91e553bc0e0e125d4443e6895a6c8
ripemd-160
adde015c222f8f95aa566a29a56839fd26ce3b52
Diameter
155762788
Circumference
489343230.48346
Area
1.9055366467258E+16
Volume
1.9787446715345E+24
Surface area
7.6221465869031E+16
Circumference
489343230.48346
Perimeter
311525576
Area
6065511531383236
Diagonal
110140923.65132
Surface area
36393069188299416
Volume
4.723904933872E+23
Space diagonal
134894531.37229
Perimeter
233644182
Area
2.6264435365627E+15
Altitude
67447265.686145
Surface area
2.6264435365627E+15
Volume
5.5671753540358E+22
Height
36713641.217108