77685864 is an even 8-digits composite number following 77685863
and preceding 77685865 . In scientific notation, it is written as 7.7685864 × 10^7.
The sum of its digits is 51. It has a total of 5 prime factors and 16 positive divisors.
There are 25292736 positive integers (up to 77685864) that are relatively prime to 77685864.
77685864 has 16 divisors, whose sum is 146792100
The reverse of 77685864 is 46858677
Previous prime number is 129
Is Prime? no
Number parity even
Number length 8
Sum of Digits 51
Digital Root 6
Name
seventy-seven million six hundred eighty-five thousand eight hundred sixty-four
Scientific notation
7.7685864 × 10^7
Engineering notation
7.7685864 × 10^6
Prime Factorization
2 × 2 × 2 × 129 × 75277
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
19421466
Product of the distinct prime numbers
The prime factorization of 77685864 is 2 × 2 × 2 × 129 × 75277.
Since it has a total of 5 prime factors.
2 , 7 , 90 , 26 , 655 , 426 , 7286 , 5618 , 79395 , 9018 , 646590 , 99076 , 80739 , 5380634 , 56514383 , 69403836 , 599299808 , 157113223 , 5871114550 , 5572956250
n×2
155371728
n×3
233057592
n×4
310743456
n×5
388429320
n÷2
38842932
n÷3
25895288
n÷3
19421466
n÷5
15537172.8
n2
6035093465426496
n3
4.6884145018241E+23
n4
3.6422353136434E+31
n5
2.829501972317E+39
2 √n
8813.9584750553
3 √n
426.69150842774
4 √n
93.882684639157
5 √n
37.850219294961
1 , 2 , 4 , 8 , 129 , 258 , 516 , 1032 , 75277 , 150554 , 301108 , 602216 , 9710733 , 19421466 , 38842932 , 77685864
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77685863
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77685864 can be divided by 16 positive divisors.
The sum of these divisors (counting 77685864) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101000010110010001101000
3
Ternary
12102011211222020
4
Quaternary
10220112101220
5
Quinary
124341421424
6
Senary
11413024440
8
Octal
450262150
10
Decimal
77685864
12
Duodecimal
22025120
16
Hexadecimal
4a16468
20
Vigesimal
145aed4
36
Base36
1a92so
md5
458d8c94a3cb065ac474a9ce372a97dc
sha1
dae719ae48a8a082e41c070b533c4bc99064c030
sha256
b6fe712b9436ed53a5ecc31e11015f402b3e4d61556b68d9b5dced7be230f7e3
sha512
28232be0ed6df374031d01d290697b920bef014d5111723c25b1bb5b3120da240ab64645d1b9fe982078d35d725e0ff6465aff24437069b3592b391fc9b4ab49
ripemd-160
14d9680d756b5c65df8358150abd6d69c82eb02f
Diameter
155371728
Circumference
488114679.26035
Area
1.8959805294712E+16
Volume
1.9638784741219E+24
Surface area
7.5839221178847E+16
Circumference
488114679.26035
Perimeter
310743456
Area
6035093465426496
Diagonal
109864402.47347
Surface area
36210560792558976
Volume
4.6884145018241E+23
Space diagonal
134555863.47789
Perimeter
233057592
Area
2.6132721276364E+15
Altitude
67277931.738943
Surface area
2.6132721276364E+15
Volume
5.5253494787553E+22
Height
36621467.491157