64749451 is an odd 8-digits composite number following 64749450
and preceding 64749452 . In scientific notation, it is written as 6.4749451 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 59768712 positive integers (up to 64749451) that are relatively prime to 64749451.
64749451 has 4 divisors, whose sum is 69730192
The reverse of 64749451 is 15494746
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-four million seven hundred forty-nine thousand four hundred fifty-one
Scientific notation
6.4749451 × 10^7
Engineering notation
6.4749451 × 10^6
Prime Factorization
13 × 4980727
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64749451
Product of the distinct prime numbers
The prime factorization of 64749451 is 13 × 4980727.
Since it has a total of 2 prime factors.
2 , 2 , 87 , 84 , 227 , 399 , 159 , 3948 , 67382 , 736 , 27625 , 423519 , 9107613 , 9424595 , 97794988 , 51896683 , 528963975 , 377368818 , 8822703346 , 4330484513
n×2
129498902
n×3
194248353
n×4
258997804
n×5
323747255
n÷2
32374725.5
n÷3
21583150.333333
n÷3
16187362.75
n÷5
12949890.2
n2
4192491404801401
n3
2.7146151678311E+23
n4
1.7576984179334E+31
n5
1.1381000758475E+39
2 √n
8046.7043564431
3 √n
401.55530100899
4 √n
89.703424441005
5 √n
36.49616388225
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
-64749450
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 64749451 can be divided by 4 positive divisors.
The sum of these divisors (counting 64749451) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110110111111111110001011
3
Ternary
11111211121112211
4
Quaternary
3312333332023
5
Quinary
113033440301
6
Senary
10231445551
8
Octal
366777613
10
Decimal
64749451
12
Duodecimal
198268b7
16
Hexadecimal
3dbff8b
20
Vigesimal
104ddcb
36
Base36
12jszv
md5
7d7d899d36ef763c19f20cae325ac255
sha1
738852bee7fe0de2212fe8d5ea74a1edf4e7ec7c
sha256
bcf6d9fa4bee7b9dd0bd2578b8e0ebd023dfc1a0cc247ebf828bfb2e7ddeba07
sha512
4ffb0f341e432cb1bbf9447cc64e795e10d071f27a343a528d95862d712af00785377234cb3514cde6dff5b31256bbbde19fc7e8fe159c75b0e1e40df2cbdb62
ripemd-160
1d39426de986bbe190334934c1166de775f5a4b8
Diameter
129498902
Circumference
406832799.17114
Area
1.3171100197562E+16
Volume
1.1370953424775E+24
Surface area
5.268440079025E+16
Circumference
406832799.17114
Perimeter
258997804
Area
4192491404801401
Diagonal
91569551.760412
Surface area
25154948428808406
Volume
2.7146151678311E+23
Space diagonal
112149338.89419
Perimeter
194248353
Area
1.815402030853E+15
Altitude
56074669.447096
Surface area
1.815402030853E+15
Volume
3.1992046558087E+22
Height
30523183.920137