77739939 is an odd 8-digits composite number following 77739938
and preceding 77739940 . In scientific notation, it is written as 7.7739939 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 51826608 positive integers (up to 77739939) that are relatively prime to 77739939.
77739939 has 8 divisors, whose sum is 115170320
The reverse of 77739939 is 93993777
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-seven million seven hundred thirty-nine thousand nine hundred thirty-nine
Scientific notation
7.7739939 × 10^7
Engineering notation
7.7739939 × 10^6
Prime Factorization
3 × 9 × 2879257
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77739939
Product of the distinct prime numbers
The prime factorization of 77739939 is 3 × 9 × 2879257.
Since it has a total of 3 prime factors.
1 , 9 , 65 , 74 , 209 , 468 , 5810 , 6303 , 58453 , 33925 , 854141 , 624918 , 6100389 , 5659685 , 18003184 , 88317348 , 883793296 , 510405072 , 1663369039 , 8141997355
n×2
155479878
n×3
233219817
n×4
310959756
n×5
388699695
n÷2
38869969.5
n÷3
25913313
n÷3
19434984.75
n÷5
15547987.8
n2
6043498115723721
n3
4.6982117486298E+23
n4
3.6523869474756E+31
n5
2.8393633850115E+39
2 √n
8817.025518847
3 √n
426.79048821903
4 √n
93.899017667104
5 √n
37.855487128428
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
-77739938
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 77739939 can be divided by 8 positive divisors.
The sum of these divisors (counting 77739939) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101000100011011110100011
3
Ternary
12102021121011000
4
Quaternary
10220203132203
5
Quinary
124400134224
6
Senary
11414123043
8
Octal
450433643
10
Decimal
77739939
12
Duodecimal
22050483
16
Hexadecimal
4a237a3
20
Vigesimal
145h9gj
36
Base36
1aa8ir
md5
58b1cea8b87024e313bb2e46dc8e0305
sha1
b2c66650780c843aeb482e21d4ea9903714c1727
sha256
2dae24e30975692ca1e90ae7f250fc87b66cc1826964d7c12e86c432b385a5bb
sha512
6beccca00ec3491f44bfcb81388087d3590706603b9d0d463a28e5fd0e4851c973b902951e2c3931f3824c46e70d20d4af937cca538e71708254db0fb87df8cb
ripemd-160
5f2d89a21dd54daa0cac606c47ab2d1fecad8c51
Diameter
155479878
Circumference
488454442.50584
Area
1.8986209282341E+16
Volume
1.9679823352673E+24
Surface area
7.5944837129366E+16
Circumference
488454442.50584
Perimeter
310959756
Area
6043498115723721
Diagonal
109940876.07186
Surface area
36260988694342326
Volume
4.6982117486298E+23
Space diagonal
134649524.12531
Perimeter
233219817
Area
2.6169114479701E+15
Altitude
67324762.062653
Surface area
2.6169114479701E+15
Volume
5.536895644844E+22
Height
36646958.690619