8001421 is an odd 7-digits composite number following 8001420
and preceding 8001422 . In scientific notation, it is written as 8.001421 × 10^6.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 7831132 positive integers (up to 8001421) that are relatively prime to 8001421.
8001421 has 4 divisors, whose sum is 8171712
The reverse of 8001421 is 1241008
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 16
Digital Root 7
Name
eight million one thousand four hundred twenty-one
Scientific notation
8.001421 × 10^6
Engineering notation
8.001421 × 10^6
Prime Factorization
47 × 170243
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
8001421
Product of the distinct prime numbers
The prime factorization of 8001421 is 47 × 170243.
Since it has a total of 2 prime factors.
4 , 2 , 50 , 43 , 10 , 77 , 5509 , 7602 , 54967 , 78059 , 630304 , 685678 , 9381892 , 5322762 , 43346043 , 40565369 , 413024847 , 354205471 , 3333400750 , 7138064314
n×2
16002842
n×3
24004263
n×4
32005684
n×5
40007105
n÷2
4000710.5
n÷3
2667140.3333333
n÷3
2000355.25
n÷5
1600284.2
n2
64022738019241
n3
5.1227288046465E+20
n4
4.0989109834804E+27
n5
3.279711242035E+34
2 √n
2828.6783132764
3 √n
200.01184096561
4 √n
53.18532046793
5 √n
24.023342017911
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
-8001420
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 8001421 can be divided by 4 positive divisors.
The sum of these divisors (counting 8001421) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110100001011110001101
3
Ternary
120001111212221
4
Quaternary
132201132031
5
Quinary
4022021141
6
Senary
443255341
8
Octal
36413615
10
Decimal
8001421
12
Duodecimal
281a551
16
Hexadecimal
7a178d
20
Vigesimal
2a03b1
36
Base36
4rhxp
md5
0e59caaab167e26a1cca4efd89fc2489
sha1
5fff356eff7037a4a38b571cd2786284892e3639
sha256
69d8273378e47aa900c7fdd428ff7909d3ed6e455379072d15dcc399d7948548
sha512
b37c10ee36e0dbe597aa10d1e665aa4157cba5c22abeb80c1a036b6ddec7a7b397175dfab82cdb1f2fe23131ed67fd6c385177c975d26de497177a96cb84d39d
ripemd-160
9495d7bb5c170616585e13e17627de6ad5e0d477
Diameter
16002842
Circumference
50274410.863758
Area
2.0113336342395E+14
Volume
2.145803623868E+21
Surface area
8.0453345369581E+14
Circumference
50274410.863758
Perimeter
32005684
Area
64022738019241
Diagonal
11315718.096457
Surface area
384136428115446
Volume
5.1227288046465E+20
Space diagonal
13858867.704749
Perimeter
24004263
Area
27722658772249
Altitude
6929433.8523743
Surface area
27722658772249
Volume
6.037193793242E+19
Height
3771906.0321523