64897769 is an odd 8-digits composite number following 64897768
and preceding 64897770 . In scientific notation, it is written as 6.4897769 × 10^7.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 64857744 positive integers (up to 64897769) that are relatively prime to 64897769.
64897769 has 4 divisors, whose sum is 64937796
The reverse of 64897769 is 96779846
Previous prime number is 1693
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
sixty-four million eight hundred ninety-seven thousand seven hundred sixty-nine
Scientific notation
6.4897769 × 10^7
Engineering notation
6.4897769 × 10^6
Prime Factorization
1693 × 38333
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64897769
Product of the distinct prime numbers
The prime factorization of 64897769 is 1693 × 38333.
Since it has a total of 2 prime factors.
10 , 2 , 2 , 37 , 590 , 279 , 5810 , 6211 , 40889 , 99331 , 252660 , 840501 , 3280994 , 2887718 , 65140504 , 4977618 , 143984949 , 384065343 , 7211633934 , 5735778631
n×2
129795538
n×3
194693307
n×4
259591076
n×5
324488845
n÷2
32448884.5
n÷3
21632589.666667
n÷3
16224442.25
n÷5
12979553.8
n2
4211720421177361
n3
2.7333125898615E+23
n4
1.7738588906162E+31
n5
1.1511948452181E+39
2 √n
8055.9151559584
3 √n
401.86167406534
4 √n
89.754750046771
5 √n
36.51286853385
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
-64897768
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 64897769 can be divided by 4 positive divisors.
The sum of these divisors (counting 64897769) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110111100100001011101001
3
Ternary
11112010011000002
4
Quaternary
3313210023221
5
Quinary
113103212034
6
Senary
10234552345
8
Octal
367441351
10
Decimal
64897769
12
Duodecimal
198986b5
16
Hexadecimal
3de42e9
20
Vigesimal
105c489
36
Base36
12mzft
md5
087e4b1b3bcc36b8d8788b848c393dd3
sha1
00898aa0bf606c8c1b1c85b6756edc7ff402282b
sha256
619714cb9bf0f702cccd9156ee569d69d17454ab71ac9c490c2c6a1863e69c24
sha512
1c6105ab2cf67cd46ff40c9b00be2d8cb6c19e1e14327022a92be6bfba8b70e6e56ea772a2384bbfe340364ef0499e8c529e6869ff6f02366c8670322e456bb0
ripemd-160
b728c7fd331bc507bf763481ba17aca356b4a5e4
Diameter
129795538
Circumference
407764708.64953
Area
1.3231509934145E+16
Volume
1.1449273003031E+24
Surface area
5.292603973658E+16
Circumference
407764708.64953
Perimeter
259591076
Area
4211720421177361
Diagonal
91779305.087556
Surface area
25270322527064166
Volume
2.7333125898615E+23
Space diagonal
112406233.20587
Perimeter
194693307
Area
1.8237284391886E+15
Altitude
56203116.602934
Surface area
1.8237284391886E+15
Volume
3.2212397789894E+22
Height
30593101.695852