64441491 is an odd 8-digits composite number following 64441490
and preceding 64441492 . In scientific notation, it is written as 6.4441491 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 42960992 positive integers (up to 64441491) that are relatively prime to 64441491.
64441491 has 4 divisors, whose sum is 85921992
The reverse of 64441491 is 19414446
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
sixty-four million four hundred forty-one thousand four hundred ninety-one
Scientific notation
6.4441491 × 10^7
Engineering notation
6.4441491 × 10^6
Prime Factorization
3 × 21480497
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64441491
Product of the distinct prime numbers
The prime factorization of 64441491 is 3 × 21480497.
Since it has a total of 2 prime factors.
3 , 1 , 89 , 42 , 788 , 469 , 9 , 6439 , 30956 , 12548 , 134949 , 538379 , 3773262 , 3236365 , 4465475 , 62803730 , 29761050 , 121679493 , 9435630489 , 427126869
n×2
128882982
n×3
193324473
n×4
257765964
n×5
322207455
n÷2
32220745.5
n÷3
21480497
n÷3
16110372.75
n÷5
12888298.2
n2
4152705762303081
n3
2.676065510071E+23
n4
1.7244965148265E+31
n5
1.1112912663972E+39
2 √n
8027.5457644289
3 √n
400.91766602936
4 √n
89.596572280578
5 √n
36.461381186054
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64441490
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64441491 can be divided by 4 positive divisors.
The sum of these divisors (counting 64441491) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110101110100110010010011
3
Ternary
11111020222002220
4
Quaternary
3311310302103
5
Quinary
112444111431
6
Senary
10221112123
8
Octal
365646223
10
Decimal
64441491
12
Duodecimal
196b8643
16
Hexadecimal
3d74c93
20
Vigesimal
102f3eb
36
Base36
12d7df
md5
9c2b4d95abbb769d96fbfae8271b308e
sha1
7d87c5a83d0030852b5bec7adc5458eaf0c7a946
sha256
4ba125b7a9afa2ed45495767a75f59951709201936f926e6cab8a71090278382
sha512
244ec820f9650f5ac47c8c8ed5fd46f01110cf8da88030109a3861cf28d98fffa149872297a7a3d63a4062cc363fd436b21c590005bf7a402df4f4fdcb6b52f8
ripemd-160
2fbb671560bc66514688740251050632da481d1a
Diameter
128882982
Circumference
404897829.42395
Area
1.3046109915371E+16
Volume
1.1209476995952E+24
Surface area
5.2184439661485E+16
Circumference
404897829.42395
Perimeter
257765964
Area
4152705762303081
Diagonal
91134030.551744
Surface area
24916234573818486
Volume
2.676065510071E+23
Space diagonal
111615936.52749
Perimeter
193324473
Area
1.7981743422982E+15
Altitude
55807968.263746
Surface area
1.7981743422982E+15
Volume
3.1537734484511E+22
Height
30378010.183915