6386993987 is an odd 10-digits composite number following 6386993986
and preceding 6386993988 . In scientific notation, it is written as 6.386993987 × 10^9.
The sum of its digits is 68. It has a total of 3 prime factors and 8 positive divisors.
There are 5804575560 positive integers (up to 6386993987) that are relatively prime to 6386993987.
6386993987 has 8 divisors, whose sum is 6969768960
The reverse of 6386993987 is 7893996836
Previous prime number is 3319
Is Prime? no Number parity odd Number length 10 Sum of Digits 68 Digital Root 5
Name
six billion three hundred eighty-six million nine hundred ninety-three thousand nine hundred eighty-seven
Scientific notation
6.386993987 × 10^9
Engineering notation
6.386993987 × 10^9
Prime Factorization
11 × 3319 × 174943
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
6386993987 Product of the distinct prime numbers
The prime factorization of 6386993987 is 11 × 3319 × 174943.
Since it has a total of 3 prime factors.
8 , 10 , 38 , 75 , 746 , 306 , 8642 , 7413 , 57625 , 20498 , 541702 , 54066 , 7035906 , 7467612 , 3486531 , 53934150 , 534299177 , 849924584 , 1602939878 , 3952811664
n×2
12773987974
n×3
19160981961
n×4
25547975948
n×5
31934969935
n÷2
3193496993.5
n÷3
2128997995.6667
n÷3
1596748496.75
n÷5
1277398797.4
n2
4.0793692189974E+19
n3
2.6054906672489E+29
n4
1.6641253224904E+39
n5
1.062875842836E+49
2 √n79918.671078791
3 √n1855.3770021035
4 √n282.69890533709
5 √n91.423806909791
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
-6386993986 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 6386993987 can be divided by 8 positive divisors.
The sum of these divisors (counting 6386993987) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111100101100011100101101000011
3
Ternary
121111010020220121212
4
Quaternary
11330230130231003
5
Quinary
101040032301422
6
Senary
2533435240335
8
Octal
57454345503
10
Decimal
6386993987
12
Duodecimal
12a2ba90ab
16
Hexadecimal
17cb1cb43
20
Vigesimal
4jfie4j7
36
Base36
2xmng3n
md5
aba2e6a8ebaca7138c5cf88a855bcb35
sha1
2f940f3b0c41ba39f16080a064990ac53fa57567
sha256
758c78b215a0d2446d0ff1d3ed6c73e5135531f3114c5f7d3bcb1f7a3a7cc44f
sha512
9b7777ed3205f6b32d13001bb98b5e0791e091be887c335fbb2b1e10702c40ac3028cbfa7530421721109b7bd13d27820f75caa6a12eb57d94452b07606b1694
ripemd-160
e2d0384529180315edfbef0cbcd883efd7ac892d
Diameter
12773987974
Circumference
40130666776.163
Area
1.2815716369683E+20
Volume
1.0913853785635E+30
Surface area
5.126286547873E+20
Circumference
40130666776.163
Perimeter
25547975948
Area
4.0793692189974E+19
Diagonal
9032573519.2108
Surface area
2.4476215313984E+20
Volume
2.6054906672489E+29
Space diagonal
11062598093.121
Perimeter
19160981961
Area
1.766418687534E+19
Altitude
5531299046.5605
Surface area
1.766418687534E+19
Volume
3.07060019855E+28
Height
3010857839.7369