8281381 is an odd 7-digits prime number following 8281380
and preceding 8281382 . In scientific notation, it is written as 8.281381 × 10^6.
The sum of its digits is 31. It has a total of 1 prime factors and 2 positive divisors.
There are 8281380 positive integers (up to 8281381) that are relatively prime to 8281381.
8281381 has 2 divisors, whose sum is 8281382
The reverse of 8281381 is 1831828
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 7
Sum of Digits 31
Digital Root 4
Name
eight million two hundred eighty-one thousand three hundred eighty-one
Scientific notation
8.281381 × 10^6
Engineering notation
8.281381 × 10^6
Prime Factorization
8281381
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
8281381
Product of the distinct prime numbers
The prime factorization of 8281381 is 8281381.
Since it has a total of 1 prime factors.
4 , 5 , 78 , 56 , 601 , 393 , 5693 , 3285 , 55577 , 33139 , 808908 , 346190 , 2916205 , 4755024 , 82615138 , 73333792 , 507181987 , 808590277 , 1006834149 , 4809197386
n×2
16562762
n×3
24844143
n×4
33125524
n×5
41406905
n÷2
4140690.5
n÷3
2760460.3333333
n÷3
2070345.25
n÷5
1656276.2
n2
68581271267161
n3
5.6794763682771E+20
n4
4.7033907686199E+27
n5
3.8950570946824E+34
2 √n
2877.7388693208
3 √n
202.31787516616
4 √n
53.644560482129
5 √n
24.189146963322
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
8281382
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
4140691
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
2877.7390430684
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999997584944
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 8281381 can be divided by 2 positive divisors.
The sum of these divisors (counting 8281381) is 8281382, the average is 4140691.
Base
System
Value
2
Binary
11111100101110100100101
3
Ternary
120120201220211
4
Quaternary
133211310211
5
Quinary
4110001011
6
Senary
453255421
8
Octal
37456445
10
Decimal
8281381
12
Duodecimal
2934571
16
Hexadecimal
7e5d25
20
Vigesimal
2bf391
36
Base36
4xhyd
md5
50916eff959c854e279f25c2b246f7be
sha1
6a9aeb9da596bf0693a715c0d80661d791f1454e
sha256
67e31f945e60ee99512e97db1db22222381d4466f235fe93be716ca00883da39
sha512
909f2ca0fed1628811c81c477e48dddf8cd27081316333e4513122208631e7321044bc47f172e14c7f04203f6003162cac8666877905f2dce6d00269751280f0
ripemd-160
03344a14a1403a36314498ad2f7a4a731b80ee5a
Diameter
16562762
Circumference
52033451.422356
Area
2.1545441798676E+14
Volume
2.3790134979755E+21
Surface area
8.6181767194705E+14
Circumference
52033451.422356
Perimeter
33125524
Area
68581271267161
Diagonal
11711641.325379
Surface area
411487627602966
Volume
5.6794763682771E+20
Space diagonal
14343772.648836
Perimeter
24844143
Area
29696561570597
Altitude
7171886.3244178
Surface area
29696561570597
Volume
6.6933270893292E+19
Height
3903880.441793