77996985 is an odd 8-digits composite number following 77996984
and preceding 77996986 . In scientific notation, it is written as 7.7996985 × 10^7.
The sum of its digits is 60. It has a total of 3 prime factors and 8 positive divisors.
There are 37816640 positive integers (up to 77996985) that are relatively prime to 77996985.
77996985 has 8 divisors, whose sum is 90760320
The reverse of 77996985 is 58969977
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 60
Digital Root 6
Name
seventy-seven million nine hundred ninety-six thousand nine hundred eighty-five
Scientific notation
7.7996985 × 10^7
Engineering notation
7.7996985 × 10^6
Prime Factorization
15 × 11 × 472709
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77996985
Product of the distinct prime numbers
The prime factorization of 77996985 is 15 × 11 × 472709.
Since it has a total of 3 prime factors.
1 , 8 , 16 , 26 , 278 , 77 , 8872 , 7965 , 23997 , 58595 , 453506 , 514740 , 1850587 , 8703066 , 74904584 , 94289160 , 405296307 , 706814287 , 1135764219 , 9657604014
n×2
155993970
n×3
233990955
n×4
311987940
n×5
389984925
n÷2
38998492.5
n÷3
25998995
n÷3
19499246.25
n÷5
15599397
n2
6083529669090225
n3
4.7449697234709E+23
n4
3.7009333234701E+31
n5
2.886616409167E+39
2 √n
8831.5901739155
3 √n
427.26036294248
4 √n
93.976540550903
5 √n
37.880487810199
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
-77996984
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 77996985 can be divided by 8 positive divisors.
The sum of these divisors (counting 77996985) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001100010001110111001
3
Ternary
12102202122202020
4
Quaternary
10221202032321
5
Quinary
124431400420
6
Senary
11423425053
8
Octal
451421671
10
Decimal
77996985
12
Duodecimal
22155189
16
Hexadecimal
4a623b9
20
Vigesimal
1479c95
36
Base36
1afqux
md5
b42aa830ae37909e1f89664bbf511f71
sha1
cf5c1348c1f79c9a46e91ac2c0bf545af1cb723d
sha256
d658745e70fa13a4c3d3822e275fce987a7f27fe43a4f33c344f98fc8bb0b51f
sha512
3d45b4c2a585a3e8740dd74e58a4d3abb02d434d53c4d64d64e930eb6acf09fc0a9144bdd4b12b03aecca13475369cb8fd1969e6162a7be88ac885ac135d6523
ripemd-160
4a25e76b27ac2b539cbcd73ec3bd980037a1c5f0
Diameter
155993970
Circumference
490069510.15631
Area
1.9111972116309E+16
Volume
1.9875682699683E+24
Surface area
7.6447888465238E+16
Circumference
490069510.15631
Perimeter
311987940
Area
6083529669090225
Diagonal
110304394.01121
Surface area
36501178014541350
Volume
4.7449697234709E+23
Space diagonal
135094740.85719
Perimeter
233990955
Area
2.6342456190542E+15
Altitude
67547370.428594
Surface area
2.6342456190542E+15
Volume
5.5920004466518E+22
Height
36768131.33707