64749 is an odd 5-digits composite number following 64748
and preceding 64750 . In scientific notation, it is written as 6.4749 × 10^4.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 42560 positive integers (up to 64749) that are relatively prime to 64749.
64749 has 8 divisors, whose sum is 87552
The reverse of 64749 is 94746
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 30
Digital Root 3
Name
sixty-four thousand seven hundred forty-nine
Scientific notation
6.4749 × 10^4
Engineering notation
6.4749 × 10^3
Prime Factorization
3 × 113 × 191
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64749
Product of the distinct prime numbers
The prime factorization of 64749 is 3 × 113 × 191.
Since it has a total of 3 prime factors.
9 , 4 , 76 , 68 , 449 , 250 , 8306 , 1584 , 88111 , 10399 , 294226 , 699263 , 4253829 , 2255887 , 16717388 , 20464741 , 453120762 , 841015689 , 899899560 , 3636527674
n×2
129498
n×3
194247
n×4
258996
n×5
323745
n÷2
32374.5
n÷3
21583
n÷3
16187.25
n÷5
12949.8
n2
4192433001
n3
271455844381749
n4
1.7576494467874E+19
n5
1.1380604403004E+24
2 √n
254.45824804867
3 √n
40.155436868777
4 √n
15.951747492005
5 √n
9.1674091149746
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
-64748
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 64749 can be divided by 8 positive divisors.
The sum of these divisors (counting 64749) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111110011101101
3
Ternary
10021211010
4
Quaternary
33303231
5
Quinary
4032444
6
Senary
1215433
8
Octal
176355
10
Decimal
64749
12
Duodecimal
31579
16
Hexadecimal
fced
20
Vigesimal
81h9
36
Base36
1dyl
md5
3f69a02100a49e47df1875c392373c19
sha1
e1de5e3e91b914686dd7bd591ab241e8282d21e7
sha256
66ad9b1e5a63ca1afbb48355bf59cdf6e1fa392d6f2107bba0bc42f09d39ca24
sha512
d90a3821009316f1196c3c9b3179cd4627566b41cbbfb6f5a2fdb9740d433d37b6fa18d2360b9273b18084e32795d590df5090b722a76cc8bead18bca878824f
ripemd-160
4fa1ebb41cd0b7c11d0c621ba9003f1dc9d4e711
Diameter
129498
Circumference
406829.96545457
Area
13170916716.609
Volume
1.1370715819783E+15
Surface area
52683666866.436
Circumference
406829.96545457
Perimeter
258996
Area
4192433001
Diagonal
91568.913950096
Surface area
25154598006
Volume
271455844381749
Space diagonal
112148.55773928
Perimeter
194247
Area
1815376741.2651
Altitude
56074.278869639
Surface area
1815376741.2651
Volume
31991378059176
Height
30522.971316699