64840897 is an odd 8-digits composite number following 64840896
and preceding 64840898 . In scientific notation, it is written as 6.4840897 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 56548800 positive integers (up to 64840897) that are relatively prime to 64840897.
64840897 has 8 divisors, whose sum is 65461760
The reverse of 64840897 is 79804846
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
sixty-four million eight hundred forty thousand eight hundred ninety-seven
Scientific notation
6.4840897 × 10^7
Engineering notation
6.4840897 × 10^6
Prime Factorization
319 × 181 × 1123
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64840897
Product of the distinct prime numbers
The prime factorization of 64840897 is 319 × 181 × 1123.
Since it has a total of 3 prime factors.
4 , 6 , 31 , 18 , 53 , 970 , 1677 , 9911 , 92508 , 77683 , 389498 , 105161 , 1920701 , 5948658 , 26406768 , 62891711 , 161935034 , 912723589 , 439086363 , 8973534968
n×2
129681794
n×3
194522691
n×4
259363588
n×5
324204485
n÷2
32420448.5
n÷3
21613632.333333
n÷3
16210224.25
n÷5
12968179.4
n2
4204341923764609
n3
2.726133016316E+23
n4
1.7676491011925E+31
n5
1.1461595330256E+39
2 √n
8052.3845536586
3 √n
401.74425165967
4 √n
89.735079838704
5 √n
36.506466809486
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
-64840896
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 64840897 can be divided by 8 positive divisors.
The sum of these divisors (counting 64840897) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110111010110010011000001
3
Ternary
11112000020222201
4
Quaternary
3313112103001
5
Quinary
113044402042
6
Senary
10233433201
8
Octal
367262301
10
Decimal
64840897
12
Duodecimal
1986b801
16
Hexadecimal
3dd64c1
20
Vigesimal
105524h
36
Base36
12lrk1
md5
7dc2d8c49b3749bb2136e371addda7dd
sha1
500f852a33415fde4116eb6e4e66398a3e33475b
sha256
7535d22f1f5f9a48843d2a3e46ee1c0aa2fcabd6a73da6166f3511bf819a286e
sha512
9922cb23258d377bf4a889ef687403a997e23ae1a67843496fc35f8efb318f1063a676537f949eeffd08ebf879160adb6faf73055b37c363dbfe24788f84badc
ripemd-160
72befcbfed2a902afc9d44ec132165e1628200b7
Diameter
129681794
Circumference
407407371.33474
Area
1.3208329700878E+16
Volume
1.1419199275689E+24
Surface area
5.2833318803514E+16
Circumference
407407371.33474
Perimeter
259363588
Area
4204341923764609
Diagonal
91698875.933837
Surface area
25226051542587654
Volume
2.726133016316E+23
Space diagonal
112307728.01234
Perimeter
194522691
Area
1.820533456088E+15
Altitude
56153864.00617
Surface area
1.820533456088E+15
Volume
3.2127785704227E+22
Height
30566291.977946