64671421 is an odd 8-digits composite number following 64671420
and preceding 64671422 . In scientific notation, it is written as 6.4671421 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 59154480 positive integers (up to 64671421) that are relatively prime to 64671421.
64671421 has 8 divisors, whose sum is 70423200
The reverse of 64671421 is 12417646
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-four million six hundred seventy-one thousand four hundred twenty-one
Scientific notation
6.4671421 × 10^7
Engineering notation
6.4671421 × 10^6
Prime Factorization
29 × 19 × 117371
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64671421
Product of the distinct prime numbers
The prime factorization of 64671421 is 29 × 19 × 117371.
Since it has a total of 3 prime factors.
10 , 9 , 34 , 14 , 170 , 942 , 2443 , 359 , 17746 , 11608 , 369939 , 847569 , 1744017 , 1950605 , 9085777 , 38370987 , 38732775 , 703667821 , 653023202 , 6294557488
n×2
129342842
n×3
194014263
n×4
258685684
n×5
323357105
n÷2
32335710.5
n÷3
21557140.333333
n÷3
16167855.25
n÷5
12934284.2
n2
4182392694159241
n3
2.704812787113E+23
n4
1.7492408648157E+31
n5
1.131258923989E+39
2 √n
8041.8543259624
3 √n
401.39393050175
4 √n
89.676386668746
5 √n
36.487363284326
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
-64671420
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 64671421 can be divided by 8 positive divisors.
The sum of these divisors (counting 64671421) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110110101100111010111101
3
Ternary
11111200122111211
4
Quaternary
3312230322331
5
Quinary
113023441141
6
Senary
10230044421
8
Octal
366547275
10
Decimal
64671421
12
Duodecimal
197a9711
16
Hexadecimal
3dacebd
20
Vigesimal
1043ib1
36
Base36
12i4sd
md5
e2fe6881087919f173afdd7de11e03bb
sha1
69f80d563bd13939286fcb4d3a78975f85e596d7
sha256
fd7a989ecec358d1eba1dca1285aef85c73a0dd2ed3cf95d807dc6a2bdd8bad4
sha512
11d4ac00847675e7fb9b4bd785967ae0e1a9b0e1de0d6cf8cff02bf7281402eef7c92c1807d0a751c133dcb7dde7e432f232e96f222a2b006829fad8efb0d7be
ripemd-160
3d2ea95d22baccb9f3c00ed1427e06f0fafd824d
Diameter
129342842
Circumference
406342522.22163
Area
1.3139374162398E+16
Volume
1.132989330844E+24
Surface area
5.2557496649593E+16
Circumference
406342522.22163
Perimeter
258685684
Area
4182392694159241
Diagonal
91459200.67614
Surface area
25094356164955446
Volume
2.704812787113E+23
Space diagonal
112014186.96968
Perimeter
194014263
Area
1.8110291608722E+15
Altitude
56007093.484838
Surface area
1.8110291608722E+15
Volume
3.1876524393461E+22
Height
30486400.22538