64746639 is an odd 8-digits composite number following 64746638
and preceding 64746640 . In scientific notation, it is written as 6.4746639 × 10^7.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 43164420 positive integers (up to 64746639) that are relatively prime to 64746639.
64746639 has 4 divisors, whose sum is 71940720
The reverse of 64746639 is 93664746
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-four million seven hundred forty-six thousand six hundred thirty-nine
Scientific notation
6.4746639 × 10^7
Engineering notation
6.4746639 × 10^6
Prime Factorization
9 × 7194071
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64746639
Product of the distinct prime numbers
The prime factorization of 64746639 is 9 × 7194071.
Since it has a total of 2 prime factors.
10 , 5 , 41 , 99 , 807 , 698 , 2385 , 98 , 422 , 84526 , 849787 , 195127 , 2033514 , 8431727 , 42788679 , 10178094 , 999303047 , 964259390 , 2566064813 , 203654467
n×2
129493278
n×3
194239917
n×4
258986556
n×5
323733195
n÷2
32373319.5
n÷3
21582213
n÷3
16186659.75
n÷5
12949327.8
n2
4192127261796321
n3
2.7142615046158E+23
n4
1.7573930979096E+31
n5
1.1378529649144E+39
2 √n
8046.529624627
3 √n
401.54948788452
4 √n
89.702450493992
5 √n
36.495846878803
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
-64746638
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 64746639 can be divided by 4 positive divisors.
The sum of these divisors (counting 64746639) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110110111111010010001111
3
Ternary
11111211110200200
4
Quaternary
3312333102033
5
Quinary
113033343024
6
Senary
10231424543
8
Octal
366772217
10
Decimal
64746639
12
Duodecimal
19825153
16
Hexadecimal
3dbf48f
20
Vigesimal
104d6bj
36
Base36
12jqtr
md5
edb8c7bc72b40dd6ecae624260267f3d
sha1
b4fea98dfd9a07dd0ff03274c60094a82365f482
sha256
38546efa2628330df07567609b81243c6eab763fa92809b0a19f56164aa97d00
sha512
7fc670d5e5418f47844ca0de015565cda83c2d2bf0acca2cd71c355b1dabfc990e881cb3390a48fe764c852daed547354e842577c10b8b32e31e9728bc7bce81
ripemd-160
83d253bc6f13532048c8d612adb93f202c029264
Diameter
129493278
Circumference
406815130.85406
Area
1.3169956208573E+16
Volume
1.1369472003764E+24
Surface area
5.2679824834291E+16
Circumference
406815130.85406
Perimeter
258986556
Area
4192127261796321
Diagonal
91565574.991875
Surface area
25152763570777926
Volume
2.7142615046158E+23
Space diagonal
112144468.36732
Perimeter
194239917
Area
1.8152443523065E+15
Altitude
56072234.18366
Surface area
1.8152443523065E+15
Volume
3.1987878597124E+22
Height
30521858.330625