64897 is an odd 5-digits composite number following 64896
and preceding 64898 . In scientific notation, it is written as 6.4897 × 10^4.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 54432 positive integers (up to 64897) that are relatively prime to 64897.
64897 has 8 divisors, whose sum is 75776
The reverse of 64897 is 79846
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 34
Digital Root 7
Name
sixty-four thousand eight hundred ninety-seven
Scientific notation
6.4897 × 10^4
Engineering notation
6.4897 × 10^3
Prime Factorization
7 × 127 × 73
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64897
Product of the distinct prime numbers
The prime factorization of 64897 is 7 × 127 × 73.
Since it has a total of 3 prime factors.
1 , 6 , 21 , 69 , 195 , 460 , 1626 , 7594 , 40219 , 43633 , 717033 , 756039 , 7045686 , 3592439 , 6872976 , 24280979 , 852491303 , 368727948 , 6681026206 , 5997167687
n×2
129794
n×3
194691
n×4
259588
n×5
324485
n÷2
32448.5
n÷3
21632.333333333
n÷3
16224.25
n÷5
12979.4
n2
4211620609
n3
273321542662273
n4
1.7737748154154E+19
n5
1.1511266419601E+24
2 √n
254.74889597406
3 √n
40.186008678505
4 √n
15.960855114124
5 √n
9.1715961688195
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
-64896
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 64897 can be divided by 8 positive divisors.
The sum of these divisors (counting 64897) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111110110000001
3
Ternary
10022000121
4
Quaternary
33312001
5
Quinary
4034042
6
Senary
1220241
8
Octal
176601
10
Decimal
64897
12
Duodecimal
31681
16
Hexadecimal
fd81
20
Vigesimal
824h
36
Base36
1e2p
md5
ac15e0060891fde163b9d44e5a144b09
sha1
ce20d489430ae19cda3f735806d73d719689d1a0
sha256
70347b87a6a053a58a3a3689d891e38b1af4fad51f021c7fcee79d01936d7742
sha512
a68c31d2bcbf4b28b65129041c46d1a7f8e1dad19fc1aba2b590abe4e3241f3dbccc03d6523a9accf0537c2cfe17a54d5b34753af2a05618181c520c37e42626
ripemd-160
08685418c0ced80829542f7ea0e457d7ae2def4b
Diameter
129794
Circumference
407759.87688003
Area
13231196364.942
Volume
1.1448866006608E+15
Surface area
52924785459.767
Circumference
407759.87688003
Perimeter
259588
Area
4211620609
Diagonal
91778.217557327
Surface area
25269723654
Volume
273321542662273
Space diagonal
112404.9012588
Perimeter
194691
Area
1823685219.248
Altitude
56202.450629399
Surface area
1823685219.248
Volume
32211252710144
Height
30592.739185776