64445087 is an odd 8-digits composite number following 64445086
and preceding 64445088 . In scientific notation, it is written as 6.4445087 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 55008000 positive integers (up to 64445087) that are relatively prime to 64445087.
64445087 has 8 divisors, whose sum is 73959072
The reverse of 64445087 is 78054446
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-four million four hundred forty-five thousand eighty-seven
Scientific notation
6.4445087 × 10^7
Engineering notation
6.4445087 × 10^6
Prime Factorization
7 × 241 × 38201
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64445087
Product of the distinct prime numbers
The prime factorization of 64445087 is 7 × 241 × 38201.
Since it has a total of 3 prime factors.
4 , 2 , 22 , 73 , 504 , 784 , 7912 , 6283 , 26323 , 52015 , 241826 , 754354 , 4343812 , 8673107 , 3499633 , 36252233 , 770981835 , 27257747 , 9438899958 , 6040688684
n×2
128890174
n×3
193335261
n×4
257780348
n×5
322225435
n÷2
32222543.5
n÷3
21481695.666667
n÷3
16111271.75
n÷5
12889017.4
n2
4153169238437569
n3
2.6765135289683E+23
n4
1.7248814723104E+31
n5
1.1116013654773E+39
2 √n
8027.7697400959
3 √n
400.92512330101
4 √n
89.59782218389
5 √n
36.461788104635
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
-64445086
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 64445087 can be divided by 8 positive divisors.
The sum of these divisors (counting 64445087) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110101110101101010011111
3
Ternary
11111021011001002
4
Quaternary
3311311222133
5
Quinary
112444220322
6
Senary
10221140515
8
Octal
365655237
10
Decimal
64445087
12
Duodecimal
196ba73b
16
Hexadecimal
3d75a9f
20
Vigesimal
102fce7
36
Base36
12da5b
md5
7c8c89b027347e2859e90ed1f7699b5c
sha1
0e32d928840812c37fc891e07a4d64028a62aa21
sha256
73f97f7d370242c721539519403d8da7901a7b5b8007056785f682f0a6094bc2
sha512
fbdd710603f1b9c8dd676ccd0fd8e1f92456452c5f5a9ae3bd63046e0e781c5c2b34489030e28abbb9ea94fa522fbf1e79f9d9a44ecbcdc9e6a8922652fc3cee
ripemd-160
35e6f2be28f5a9066646af65fddf680242dcf175
Diameter
128890174
Circumference
404920423.75831
Area
1.3047565968591E+16
Volume
1.1211353653121E+24
Surface area
5.2190263874362E+16
Circumference
404920423.75831
Perimeter
257780348
Area
4153169238437569
Diagonal
91139116.063714
Surface area
24919015430625414
Volume
2.6765135289683E+23
Space diagonal
111622164.9822
Perimeter
193335261
Area
1.7983750333515E+15
Altitude
55811082.491098
Surface area
1.7983750333515E+15
Volume
3.1543014437851E+22
Height
30379705.354571