6420008387 is an odd 10-digits composite number following 6420008386
and preceding 6420008388 . In scientific notation, it is written as 6.420008387 × 10^9.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 5915884032 positive integers (up to 6420008387) that are relatively prime to 6420008387.
6420008387 has 8 divisors, whose sum is 6925845696
The reverse of 6420008387 is 7838000246
Previous prime number is 577
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 38
Digital Root 2
Name
six billion four hundred twenty million eight thousand three hundred eighty-seven
Scientific notation
6.420008387 × 10^9
Engineering notation
6.420008387 × 10^9
Prime Factorization
13 × 577 × 855887
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
6420008387
Product of the distinct prime numbers
The prime factorization of 6420008387 is 13 × 577 × 855887.
Since it has a total of 3 prime factors.
8 , 7 , 53 , 15 , 961 , 575 , 2305 , 5331 , 18143 , 38746 , 567663 , 743152 , 8965643 , 2893666 , 51373791 , 25710729 , 276117361 , 668009003 , 1304303838 , 21642370
n×2
12840016774
n×3
19260025161
n×4
25680033548
n×5
32100041935
n÷2
3210004193.5
n÷3
2140002795.6667
n÷3
1605002096.75
n÷5
1284001677.4
n2
4.121650768915E+19
n3
2.646103250472E+29
n4
1.6988005060898E+39
n5
1.0906313496936E+49
2 √n
80124.954833061
3 √n
1858.5683270396
4 √n
283.06351731203
5 √n
91.518126108312
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
-6420008386
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 6420008387 can be divided by 8 positive divisors.
The sum of these divisors (counting 6420008387) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111110101010011000110111000011
3
Ternary
121120102101012212102
4
Quaternary
11332222120313003
5
Quinary
101122010232022
6
Senary
2541015021015
8
Octal
57652306703
10
Decimal
6420008387
12
Duodecimal
12b206a76b
16
Hexadecimal
17ea98dc3
20
Vigesimal
506510j7
36
Base36
2y6b26b
md5
054a62a717fedeedc65fa33f5e9e7a0a
sha1
3ac91cefe70970fd8729fe9f35692db4f5a9828d
sha256
b665b0bb5874882bbfab5bb13d766977caa7576ee4944e0b0d0c837064ffd4c4
sha512
6505b136be3e276cefce0299c77ba50f4869d18b86d38d96206400dfc3109417ea4543a098a849f5578147143c7069105bfa8333e955c37e34c4d4e0cb693ec3
ripemd-160
d90e2ca1db031a9c2705d42e2bde74349f1a55f3
Diameter
12840016774
Circumference
40338102369.168
Area
1.2948547776286E+20
Volume
1.108397137643E+30
Surface area
5.1794191105145E+20
Circumference
40338102369.168
Perimeter
25680033548
Area
4.121650768915E+19
Diagonal
9079262931.4444
Surface area
2.472990461349E+20
Volume
2.646103250472E+29
Space diagonal
11119780711.302
Perimeter
19260025161
Area
1.784727135704E+19
Altitude
5559890355.6512
Surface area
1.784727135704E+19
Volume
3.1184625868808E+28
Height
3026420977.1481