77685966 is an even 8-digits composite number following 77685965
and preceding 77685967 . In scientific notation, it is written as 7.7685966 × 10^7.
The sum of its digits is 54. It has a total of 5 prime factors and 20 positive divisors.
There are 25895268 positive integers (up to 77685966) that are relatively prime to 77685966.
77685966 has 20 divisors, whose sum is 174074472
The reverse of 77685966 is 66958677
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-seven million six hundred eighty-five thousand nine hundred sixty-six
Scientific notation
7.7685966 × 10^7
Engineering notation
7.7685966 × 10^6
Prime Factorization
2 × 3 × 3 × 9 × 479543
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
25895322
Product of the distinct prime numbers
The prime factorization of 77685966 is 2 × 3 × 3 × 9 × 479543.
Since it has a total of 5 prime factors.
5 , 1 , 17 , 12 , 904 , 313 , 2220 , 6732 , 45225 , 12223 , 206526 , 187664 , 4785634 , 7357844 , 68504369 , 77131173 , 206134358 , 712967155 , 5240649030 , 4750733439
n×2
155371932
n×3
233057898
n×4
310743864
n×5
388429830
n÷2
38842983
n÷3
25895322
n÷3
19421491.5
n÷5
15537193.2
n2
6035109313353156
n3
4.6884329692344E+23
n4
3.6422544424122E+31
n5
2.8295205477658E+39
2 √n
8813.9642613299
3 √n
426.69169517349
4 √n
93.882715455668
5 √n
37.850229234273
1 , 2 , 3 , 6 , 9 , 18 , 27 , 54 , 81 , 162 , 479543 , 959086 , 1438629 , 2877258 , 4315887 , 8631774 , 12947661 , 25895322 , 38842983 , 77685966
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77685965
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77685966 can be divided by 20 positive divisors.
The sum of these divisors (counting 77685966) is 1, the average is 0.05.
Base
System
Value
2
Binary
100101000010110010011001110
3
Ternary
12102011212010000
4
Quaternary
10220112103032
5
Quinary
124341422331
6
Senary
11413025130
8
Octal
450262316
10
Decimal
77685966
12
Duodecimal
220251a6
16
Hexadecimal
4a164ce
20
Vigesimal
145aei6
36
Base36
1a92vi
md5
36eb35770bacb3227aa96e97ed876c33
sha1
340a57eb6f66f9d0a97f97567c72763444cff8c1
sha256
7b223421a35b6695690e16ebb51237376cbe5616b3a2ba10ddaf00f291c780f9
sha512
6ec44a6b40e225126601831e3863d2295b22df225ade3d3277bf23dae69cea042390b52c4d2ae699062d7ac8cccafda490b5ea0e7f412f109ca63682060cde50
ripemd-160
c0a6c91f77b46e19f2f137923089941b0227181a
Diameter
155371932
Circumference
488115320.14525
Area
1.8959855082442E+16
Volume
1.9638862097326E+24
Surface area
7.5839420329766E+16
Circumference
488115320.14525
Perimeter
310743864
Area
6035109313353156
Diagonal
109864546.72326
Surface area
36210655880118936
Volume
4.6884329692344E+23
Space diagonal
134556040.14707
Perimeter
233057898
Area
2.6132789899899E+15
Altitude
67278020.073534
Surface area
2.6132789899899E+15
Volume
5.525371242807E+22
Height
36621515.574418