64742457 is an odd 8-digits composite number following 64742456
and preceding 64742458 . In scientific notation, it is written as 6.4742457 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 39841488 positive integers (up to 64742457) that are relatively prime to 64742457.
64742457 has 8 divisors, whose sum is 92963584
The reverse of 64742457 is 75424746
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
sixty-four million seven hundred forty-two thousand four hundred fifty-seven
Scientific notation
6.4742457 × 10^7
Engineering notation
6.4742457 × 10^6
Prime Factorization
3 × 13 × 1660063
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64742457
Product of the distinct prime numbers
The prime factorization of 64742457 is 3 × 13 × 1660063.
Since it has a total of 3 prime factors.
7 , 3 , 42 , 17 , 97 , 472 , 9394 , 7699 , 22001 , 74664 , 904786 , 595884 , 3021837 , 155424 , 61887099 , 53350363 , 161058166 , 319248945 , 499340686 , 3884317207
n×2
129484914
n×3
194227371
n×4
258969828
n×5
323712285
n÷2
32371228.5
n÷3
21580819
n÷3
16185614.25
n÷5
12948491.4
n2
4191585738396849
n3
2.7137355942997E+23
n4
1.7569391002332E+31
n5
1.1374855414847E+39
2 √n
8046.2697568501
3 √n
401.54084230775
4 √n
89.701001983535
5 √n
36.495375411628
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
-64742456
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 64742457 can be divided by 8 positive divisors.
The sum of these divisors (counting 64742457) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110110111110010000111001
3
Ternary
11111211020221210
4
Quaternary
3312332100321
5
Quinary
113033224312
6
Senary
10231353333
8
Octal
366762071
10
Decimal
64742457
12
Duodecimal
19822849
16
Hexadecimal
3dbe439
20
Vigesimal
104cg2h
36
Base36
12jnll
md5
9c2615afb320a2612602e6bc2611740c
sha1
b3e037c25fa7578889e9cfdbf4769e0b17f3bd14
sha256
0902c3a2f5ac2b2a5ac4164c63bf0ea5d2ef36c3e2b91e17e20f4652bfd37e88
sha512
0633f923c4cad04a1069e4774dcf39808a59d0b49dcd8cd39ac8b8d5423d5a7bc5a3a7e743c68878f8693fbccc8a332e212975a3bf4a1ea00cce487bff8f5b86
ripemd-160
e5fce265130a45602dae77b413d41fbb35984941
Diameter
129484914
Circumference
406788854.57311
Area
1.3168254962639E+16
Volume
1.1367269075783E+24
Surface area
5.2673019850557E+16
Circumference
406788854.57311
Perimeter
258969828
Area
4191585738396849
Diagonal
91559660.750757
Surface area
25149514430381094
Volume
2.7137355942997E+23
Space diagonal
112137224.93084
Perimeter
194227371
Area
1.8150098657961E+15
Altitude
56068612.465422
Surface area
1.8150098657961E+15
Volume
3.1981680684611E+22
Height
30519886.916919