6420787685 is an odd 10-digits composite number following 6420787684
and preceding 6420787686 . In scientific notation, it is written as 6.420787685 × 10^9.
The sum of its digits is 53. It has a total of 4 prime factors and 16 positive divisors.
There are 4740515328 positive integers (up to 6420787685) that are relatively prime to 6420787685.
6420787685 has 16 divisors, whose sum is 8299364976
The reverse of 6420787685 is 5867870246
Previous prime number is 7577
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 53
Digital Root 8
Name
six billion four hundred twenty million seven hundred eighty-seven thousand six hundred eighty-five
Scientific notation
6.420787685 × 10^9
Engineering notation
6.420787685 × 10^9
Prime Factorization
5 × 13 × 7577 × 13037
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6420787685
Product of the distinct prime numbers
The prime factorization of 6420787685 is 5 × 13 × 7577 × 13037.
Since it has a total of 4 prime factors.
8 , 8 , 52 , 30 , 737 , 348 , 5239 , 2417 , 76922 , 60782 , 923465 , 657345 , 359085 , 4964806 , 37471811 , 37316701 , 272635578 , 417484367 , 6963751580 , 8844605840
n×2
12841575370
n×3
19262363055
n×4
25683150740
n×5
32103938425
n÷2
3210393842.5
n÷3
2140262561.6667
n÷3
1605196921.25
n÷5
1284157537
n2
4.1226514495848E+19
n3
2.6470669657041E+29
n4
1.6996254974763E+39
n5
1.0912934463308E+49
2 √n
80129.817702276
3 √n
1858.6435252788
4 √n
283.07210689553
5 √n
91.520347801048
1 , 5 , 13 , 65 , 7577 , 13037 , 37885 , 65185 , 98501 , 169481 , 492505 , 847405 , 98781349 , 493906745 , 1284157537 , 6420787685
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
-6420787684
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 6420787685 can be divided by 16 positive divisors.
The sum of these divisors (counting 6420787685) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111110101101010111000111100101
3
Ternary
121120110211210212022
4
Quaternary
11332231113013211
5
Quinary
101122210201220
6
Senary
2541043432525
8
Octal
57655270745
10
Decimal
6420787685
12
Duodecimal
12b2385745
16
Hexadecimal
17eb571e5
20
Vigesimal
5069i945
36
Base36
2y6rrhh
md5
d0803085859d31a821195b9037111e44
sha1
b58ba41f8cdfcb2bb4c87a36f69ba84d450c4768
sha256
39fb35c6cf99bd82d0fb983a604f594a3caa1ad4c2b9927556d13d736c500bea
sha512
6ad277b58c86732bcfffdde71e30f2940eae26ee3f5b335ca2a4aaaa38ec3d1fa94ad84b2ae342d426cee7003dcaf6b475ad032f9d2135fb987b267efd3b5068
ripemd-160
95d9524f42652a40bcb26ed59ba23879a2272ade
Diameter
12841575370
Circumference
40342998842.912
Area
1.2951691507327E+20
Volume
1.1088008177355E+30
Surface area
5.1806766029307E+20
Circumference
40342998842.912
Perimeter
25683150740
Area
4.1226514495848E+19
Diagonal
9080365025.2451
Surface area
2.4735908697509E+20
Volume
2.6470669657041E+29
Space diagonal
11121130495.033
Perimeter
19262363055
Area
1.7851604431446E+19
Altitude
5560565247.5163
Surface area
1.7851604431446E+19
Volume
3.1195983361738E+28
Height
3026788341.7484