64279987 is an odd 8-digits prime number following 64279986
and preceding 64279988 . In scientific notation, it is written as 6.4279987 × 10^7.
The sum of its digits is 52. It has a total of 1 prime factors and 2 positive divisors.
There are 64279986 positive integers (up to 64279987) that are relatively prime to 64279987.
64279987 has 2 divisors, whose sum is 64279988
The reverse of 64279987 is 78997246
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 52 Digital Root 7
Name
sixty-four million two hundred seventy-nine thousand nine hundred eighty-seven
Scientific notation
6.4279987 × 10^7
Engineering notation
6.4279987 × 10^6
Prime Factorization
64279987
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
64279987 Product of the distinct prime numbers
The prime factorization of 64279987 is 64279987.
Since it has a total of 1 prime factors.
2 , 9 , 53 , 5 , 321 , 863 , 2901 , 3948 , 92716 , 73315 , 309283 , 561389 , 6864043 , 628697 , 15378224 , 40018295 , 258514079 , 706674559 , 1168294893 , 2770363499
n×2
128559974
n×3
192839961
n×4
257119948
n×5
321399935
n÷2
32139993.5
n÷3
21426662.333333
n÷3
16069996.75
n÷5
12855997.4
n2
4131916728720169
n3
2.6559955360722E+23
n4
1.7072735853078E+31
n5
1.0974352386903E+39
2 √n8017.4800904025
3 √n400.58245769591
4 √n89.540382456199
5 √n36.443086851154
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
64279988 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
32139994 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8017.4801527662 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999688861 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64279987 can be divided by 2 positive divisors.
The sum of these divisors (counting 64279987) is 64279988, the average is 32139994.
Base
System
Value
2
Binary
11110101001101010110110011
3
Ternary
11110221202120021
4
Quaternary
3311031112303
5
Quinary
112423424422
6
Senary
10213424311
8
Octal
365152663
10
Decimal
64279987
12
Duodecimal
1963b097
16
Hexadecimal
3d4d5b3
20
Vigesimal
101ejj7
36
Base36
129qr7
md5
0ec38c957b6326879c2f81e5c8748b50
sha1
5f32b0b34edff43ae163955e88a2750c781e5373
sha256
84e75e286dc0d58c59edbe3d6c48f41efb8bcc50429fc55e142a622b38ec29f5
sha512
bb2d314ce64594331720c70e88807cf99a75ce9026e1490bbdd0896e0eadcf120bbd74995f131239e9c0cfa095e7aa8f4322dbaaa2d99ab215c1e8fc59c42b8c
ripemd-160
da8befd30bf1adfc0535577b6d26cd75c3c8d230
Diameter
128559974
Circumference
403883069.86409
Area
1.2980799240192E+16
Volume
1.1125408085455E+24
Surface area
5.1923196960768E+16
Circumference
403883069.86409
Perimeter
257119948
Area
4131916728720169
Diagonal
90905629.404566
Surface area
24791500372321014
Volume
2.6559955360722E+23
Space diagonal
111336203.39387
Perimeter
192839961
Area
1.7891724266968E+15
Altitude
55668101.696933
Surface area
1.7891724266968E+15
Volume
3.130120757263E+22
Height
30301876.468189