64749893 is an odd 8-digits composite number following 64749892
and preceding 64749894 . In scientific notation, it is written as 6.4749893 × 10^7.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 59698800 positive integers (up to 64749893) that are relatively prime to 64749893.
64749893 has 8 divisors, whose sum is 69812736
The reverse of 64749893 is 39894746
Previous prime number is 1031
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
sixty-four million seven hundred forty-nine thousand eight hundred ninety-three
Scientific notation
6.4749893 × 10^7
Engineering notation
6.4749893 × 10^6
Prime Factorization
13 × 1031 × 4831
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64749893
Product of the distinct prime numbers
The prime factorization of 64749893 is 13 × 1031 × 4831.
Since it has a total of 3 prime factors.
4 , 4 , 24 , 10 , 879 , 793 , 8985 , 6016 , 60269 , 93720 , 147266 , 171445 , 3751091 , 7558846 , 76423604 , 30255486 , 266544790 , 949600902 , 4761204968 , 4254506596
n×2
129499786
n×3
194249679
n×4
258999572
n×5
323749465
n÷2
32374946.5
n÷3
21583297.666667
n÷3
16187473.25
n÷5
12949978.6
n2
4192548643511449
n3
2.7146707606466E+23
n4
1.757746412821E+31
n5
1.1381389215129E+39
2 √n
8046.7318210563
3 √n
401.55621472092
4 √n
89.70357752652
5 √n
36.496213708959
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
-64749892
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 64749893 can be divided by 8 positive divisors.
The sum of these divisors (counting 64749893) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110111000000000101000101
3
Ternary
11111211122011012
4
Quaternary
3313000011011
5
Quinary
113033444033
6
Senary
10231452005
8
Octal
367000505
10
Decimal
64749893
12
Duodecimal
19827005
16
Hexadecimal
3dc0145
20
Vigesimal
104deed
36
Base36
12jtc5
md5
fac16b4c5f45ea65bb2ecd0d77dff052
sha1
c6761ec7a5d11e23a4b15528e7744b5ff5885532
sha256
6e3d08372b4d8672d13b94f1a3b5ebcfe7ba0cab6aeb100f08ec4381cf3b55f7
sha512
bde5b14cf10adf12e5a41869d7a9d3e05b251aa79b5156ec6bf0b0a976b2662ee35f89789453634a23e10ae926e06efdfe0772b58eaba21f37a7e1a8714edada
ripemd-160
3618b978a4de3acadc3a50902cf4ddcd8c8e12b5
Diameter
129499786
Circumference
406835576.33905
Area
1.3171280018273E+16
Volume
1.1371186291417E+24
Surface area
5.2685120073094E+16
Circumference
406835576.33905
Perimeter
258999572
Area
4192548643511449
Diagonal
91570176.842807
Surface area
25155291861068694
Volume
2.7146707606466E+23
Space diagonal
112150104.46065
Perimeter
194249679
Area
1.8154268159415E+15
Altitude
56075052.230324
Surface area
1.8154268159415E+15
Volume
3.1992701725701E+22
Height
30523392.280936