64346721 is an odd 8-digits composite number following 64346720
and preceding 64346722 . In scientific notation, it is written as 6.4346721 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 42878352 positive integers (up to 64346721) that are relatively prime to 64346721.
64346721 has 8 divisors, whose sum is 85834560
The reverse of 64346721 is 12764346
Previous prime number is 3373
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
sixty-four million three hundred forty-six thousand seven hundred twenty-one
Scientific notation
6.4346721 × 10^7
Engineering notation
6.4346721 × 10^6
Prime Factorization
3 × 3373 × 6359
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64346721
Product of the distinct prime numbers
The prime factorization of 64346721 is 3 × 3373 × 6359.
Since it has a total of 3 prime factors.
6 , 10 , 28 , 58 , 329 , 884 , 7530 , 4255 , 21693 , 13 , 277950 , 211433 , 7302870 , 1028784 , 96236998 , 73262263 , 706321714 , 417326501 , 6994815442 , 7127197024
n×2
128693442
n×3
193040163
n×4
257386884
n×5
321733605
n÷2
32173360.5
n÷3
21448907
n÷3
16086680.25
n÷5
12869344.2
n2
4140500503451841
n3
2.6642763069598E+23
n4
1.7143744419085E+31
n5
1.1031437390302E+39
2 √n
8021.6407922569
3 √n
400.72103490736
4 √n
89.563613104078
5 √n
36.450650585263
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
-64346720
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 64346721 can be divided by 8 positive divisors.
The sum of these divisors (counting 64346721) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110101011101101001100001
3
Ternary
11111002011002220
4
Quaternary
3311131221201
5
Quinary
112433043341
6
Senary
10215101253
8
Octal
365355141
10
Decimal
64346721
12
Duodecimal
19671829
16
Hexadecimal
3d5da61
20
Vigesimal
10236g1
36
Base36
12b68x
md5
c8427ef09ec226d276fc9a2e86a6d7a6
sha1
d7b7db5f5b7a3075ecea084bac759a2b7606a720
sha256
71c00bf31dc157bd8d1469f75090af305b03063652f4db328689be928c7cdd72
sha512
f08eff9140333f863516363513783e0252f87df90ed5ee2b7a751c0dd4e0952ae19a570ca4d175e83f9fc83ec62654fd4d62aa8e78d6003b7a52a21d6ba69767
ripemd-160
217e0427393f9e484da394cb5472a050253d7a87
Diameter
128693442
Circumference
404302371.95238
Area
1.3007765963829E+16
Volume
1.1160094497437E+24
Surface area
5.2031063855317E+16
Circumference
404302371.95238
Perimeter
257386884
Area
4140500503451841
Diagonal
91000005.532438
Surface area
24843003020711046
Volume
2.6642763069598E+23
Space diagonal
111451790.07246
Perimeter
193040163
Area
1.7928893101858E+15
Altitude
55725895.03623
Surface area
1.7928893101858E+15
Volume
3.1398797393432E+22
Height
30333335.177479