64798972 is an even 8-digits composite number following 64798971
and preceding 64798973 . In scientific notation, it is written as 6.4798972 × 10^7.
The sum of its digits is 52. It has a total of 5 prime factors and 18 positive divisors.
There are 27770904 positive integers (up to 64798972) that are relatively prime to 64798972.
64798972 has 18 divisors, whose sum is 131912592
The reverse of 64798972 is 27989746
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 52
Digital Root 7
Name
sixty-four million seven hundred ninety-eight thousand nine hundred seventy-two
Scientific notation
6.4798972 × 10^7
Engineering notation
6.4798972 × 10^6
Prime Factorization
2 × 2 × 7 × 7 × 330607
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
4628498
Product of the distinct prime numbers
The prime factorization of 64798972 is 2 × 2 × 7 × 7 × 330607.
Since it has a total of 5 prime factors.
8 , 9 , 81 , 77 , 90 , 14 , 4758 , 605 , 71603 , 27863 , 606150 , 234480 , 1743165 , 2148327 , 23928609 , 21413024 , 938136867 , 863210841 , 8357694889 , 3716559682
n×2
129597944
n×3
194396916
n×4
259195888
n×5
323994860
n÷2
32399486
n÷3
21599657.333333
n÷3
16199743
n÷5
12959794.4
n2
4198906772256784
n3
2.7208484236608E+23
n4
1.7630818082104E+31
n5
1.1424588872393E+39
2 √n
8049.7808665826
3 √n
401.65764603476
4 √n
89.72057103353
5 √n
36.501744698312
1 , 2 , 4 , 7 , 14 , 28 , 49 , 98 , 196 , 330607 , 661214 , 1322428 , 2314249 , 4628498 , 9256996 , 16199743 , 32399486 , 64798972
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64798971
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64798972 can be divided by 18 positive divisors.
The sum of these divisors (counting 64798972) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
11110111001100000011111100
3
Ternary
11111221010110221
4
Quaternary
3313030003330
5
Quinary
113042031342
6
Senary
10232511124
8
Octal
367140374
10
Decimal
64798972
12
Duodecimal
1984b4a4
16
Hexadecimal
3dcc0fc
20
Vigesimal
104jh8c
36
Base36
12kv7g
md5
c35c550b9041e16775c009004ac45632
sha1
ea1abcccb78996daaa8ac6cd4b66eec316f15922
sha256
a72b27b6e43c0bc5a9b1ddf287dc727579ce38a694fd87c9ba612eeb9a7db16f
sha512
9836f0837be2fef0d119db5757c156d216acb8ddfb9c6b081dcc4372289a078b168f3fb9e28528f076418ddc31a1868f6ad3c0dcc54cd884e48321d534b271fe
ripemd-160
e2df1e92367086956c812dd1b6c1a44718dcfc21
Diameter
129597944
Circumference
407143948.79074
Area
1.319125466883E+16
Volume
1.1397063225739E+24
Surface area
5.2765018675321E+16
Circumference
407143948.79074
Perimeter
259195888
Area
4198906772256784
Diagonal
91639585.030234
Surface area
25193440633540704
Volume
2.7208484236608E+23
Space diagonal
112235111.78223
Perimeter
194396916
Area
1.8181799664484E+15
Altitude
56117555.891117
Surface area
1.8181799664484E+15
Volume
3.2065506182521E+22
Height
30546528.343411