64697745 is an odd 8-digits composite number following 64697744
and preceding 64697746 . In scientific notation, it is written as 6.4697745 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 29576064 positive integers (up to 64697745) that are relatively prime to 64697745.
64697745 has 8 divisors, whose sum is 78869760
The reverse of 64697745 is 54779646
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
sixty-four million six hundred ninety-seven thousand seven hundred forty-five
Scientific notation
6.4697745 × 10^7
Engineering notation
6.4697745 × 10^6
Prime Factorization
15 × 7 × 616169
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64697745
Product of the distinct prime numbers
The prime factorization of 64697745 is 15 × 7 × 616169.
Since it has a total of 3 prime factors.
9 , 4 , 7 , 52 , 57 , 23 , 5421 , 166 , 4224 , 24953 , 855604 , 999763 , 3116244 , 9992989 , 62162224 , 20477664 , 492122138 , 147117320 , 5942233004 , 478683191
n×2
129395490
n×3
194093235
n×4
258790980
n×5
323488725
n÷2
32348872.5
n÷3
21565915
n÷3
16174436.25
n÷5
12939549
n2
4185798208085025
n3
2.7081170508814E+23
n4
1.7520906638808E+31
n5
1.1335631498864E+39
2 √n
8043.4908466412
3 √n
401.44838454211
4 √n
89.685510795452
5 √n
36.490333180425
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
-64697744
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 64697745 can be divided by 8 positive divisors.
The sum of these divisors (counting 64697745) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110110110011010110010001
3
Ternary
11111201222121210
4
Quaternary
3312303112101
5
Quinary
113030311440
6
Senary
10230410333
8
Octal
366632621
10
Decimal
64697745
12
Duodecimal
198009a9
16
Hexadecimal
3db3591
20
Vigesimal
1047475
36
Base36
12ip3l
md5
c1b288c32e627ec6af93aeca12838423
sha1
d98c7493278c8ea0c71bae6941fa18ffddb7aae9
sha256
c9e1fb7f849a948c686fd1402b3ce5efbf568218d39d1f425b356693bb174deb
sha512
a43e5cc9f1297e20fdf4dfc069e777808b2ecc2a00cf698adc164b4358bbc785617ec49722190773ad29d0c31faeadcf0ca7b6697939d908d291d1f94f260d7f
ripemd-160
c60a0dc8cfd87211cdecf65851068f1bb5270191
Diameter
129395490
Circumference
406507920.79165
Area
1.3150072899929E+16
Volume
1.1343734176147E+24
Surface area
5.2600291599717E+16
Circumference
406507920.79165
Perimeter
258790980
Area
4185798208085025
Diagonal
91496428.433956
Surface area
25114789248510150
Volume
2.7081170508814E+23
Space diagonal
112059781.47514
Perimeter
194093235
Area
1.8125037916585E+15
Altitude
56029890.737568
Surface area
1.8125037916585E+15
Volume
3.1915465515419E+22
Height
30498809.477985