1282012381 is an odd 10-digits composite number following 1282012380
and preceding 1282012382 . In scientific notation, it is written as 1.282012381 × 10^9.
The sum of its digits is 28. It has a total of 4 prime factors and 12 positive divisors.
There are 1113781248 positive integers (up to 1282012381) that are relatively prime to 1282012381.
1282012381 has 12 divisors, whose sum is 1466623732
The reverse of 1282012381 is 1832102821
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 28
Digital Root 1
Name
one billion two hundred eighty-two million twelve thousand three hundred eighty-one
Scientific notation
1.282012381 × 10^9
Engineering notation
1.282012381 × 10^9
Prime Factorization
17 × 17 × 13 × 341233
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
75412493
Product of the distinct prime numbers
The prime factorization of 1282012381 is 17 × 17 × 13 × 341233.
Since it has a total of 4 prime factors.
6 , 5 , 98 , 80 , 38 , 889 , 7921 , 3244 , 56989 , 78434 , 677362 , 599331 , 7756452 , 2001218 , 65687858 , 20648265 , 939554955 , 7561619 , 4393211051 , 8550813221
n×2
2564024762
n×3
3846037143
n×4
5128049524
n×5
6410061905
n÷2
641006190.5
n÷3
427337460.33333
n÷3
320503095.25
n÷5
256402476.2
n2
1643555745037289161
n3
2.1070588140015E+27
n4
2.7012754870451E+36
n5
3.4630686188836E+45
2 √n
35805.200474233
3 √n
1086.3357531277
4 √n
189.22262146539
5 √n
66.309910827177
1 , 13 , 17 , 221 , 289 , 3757 , 341233 , 4436029 , 5800961 , 75412493 , 98616337 , 1282012381
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1282012380
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1282012381 can be divided by 12 positive divisors.
The sum of these divisors (counting 1282012381) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100011010011111010011011101
3
Ternary
10022100022222101001
4
Quaternary
1030122133103131
5
Quinary
10111143344011
6
Senary
331113550301
8
Octal
11432372335
10
Decimal
1282012381
12
Duodecimal
2b9415391
16
Hexadecimal
4c69f4dd
20
Vigesimal
100cbaj1
36
Base36
l79z31
md5
b829ee9bd5d6a7a031054be306c6855a
sha1
35320cfc628ad3518f52ce66369161411550c0a2
sha256
3ae44fc7a2526e437d9647dccd140dfefaf5014e3042a1c2b5de0d94daae41d2
sha512
41a87fe746678579f9ffa4a6b7724a645380d2b0dbbe6f65f036248dcd8f203c4b5d7d3467e5c294b3ee104660ba2d0398f1bcc138bf9a7091cb7f0e1616d452
ripemd-160
6547833ec9f0af0e31d72c1b73be95b2daa0439b
Diameter
2564024762
Circumference
8055121355.9215
Area
5.1633826543744E+18
Volume
8.8260273209982E+27
Surface area
2.0653530617498E+19
Circumference
8055121355.9215
Perimeter
5128049524
Area
1643555745037289161
Diagonal
1813039296.3404
Surface area
9.8613344702237E+18
Volume
2.1070588140015E+27
Space diagonal
2220510579.8243
Perimeter
3846037143
Area
7.1168051386908E+17
Altitude
1110255289.9122
Surface area
7.1168051386908E+17
Volume
2.4831926262322E+26
Height
604346432.11347