1288081 is an odd 7-digits composite number following 1288080
and preceding 1288082 . In scientific notation, it is written as 1.288081 × 10^6.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 1211760 positive integers (up to 1288081) that are relatively prime to 1288081.
1288081 has 4 divisors, whose sum is 1290352
The reverse of 1288081 is 1808821
Previous prime number is 1147
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 28
Digital Root 1
Name
one million two hundred eighty-eight thousand eighty-one
Scientific notation
1.288081 × 10^6
Engineering notation
1.288081 × 10^6
Prime Factorization
1147 × 1123
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1288081
Product of the distinct prime numbers
The prime factorization of 1288081 is 1147 × 1123.
Since it has a total of 2 prime factors.
10 , 7 , 31 , 74 , 25 , 547 , 4399 , 8820 , 21406 , 57596 , 4745 , 143583 , 288369 , 4674470 , 37285345 , 26746504 , 414804895 , 211340107 , 6927609369 , 9195914158
n×2
2576162
n×3
3864243
n×4
5152324
n×5
6440405
n÷2
644040.5
n÷3
429360.33333333
n÷3
322020.25
n÷5
257616.2
n2
1659152662561
n3
2137123020744235441
n4
2.7527875576833E+24
n5
3.5458133500882E+30
2 √n
1134.9365621038
3 √n
108.8047172569
4 √n
33.68881954156
5 √n
16.672035824876
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
-1288080
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 1288081 can be divided by 4 positive divisors.
The sum of these divisors (counting 1288081) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111010011110010001
3
Ternary
2102102220201
4
Quaternary
10322132101
5
Quinary
312204311
6
Senary
43335201
8
Octal
4723621
10
Decimal
1288081
12
Duodecimal
521501
16
Hexadecimal
13a791
20
Vigesimal
81041
36
Base36
rlw1
md5
dfd63a45923b9d4e3357accc1f456edc
sha1
bf94089e43db6d6f080759f88fb65c269315d5d1
sha256
31fc9ddfcc1aeaaae372991ed8e02e6c7a3a22b656dd6577021912dfdf9cc9fb
sha512
abae841ad960da9d54bd03ef08f9e46ffb3ebcb42cb82c3d2a59479cbde3b7ef8a316215ca709ab31c7a0fc4521f7d029521f63af718030967cc359aa6ee7b4a
ripemd-160
ba827a835490dbb7842e9375b0f864359a9ec954
Diameter
2576162
Circumference
8093251.6136572
Area
5212381815885.6
Volume
8.951959975717E+18
Surface area
20849527263542
Circumference
8093251.6136572
Perimeter
5152324
Area
1659152662561
Diagonal
1821621.6196351
Surface area
9954915975366
Volume
2137123020744235441
Space diagonal
2231021.7362641
Perimeter
3864243
Area
718434177267.21
Altitude
1115510.8681321
Surface area
718434177267.21
Volume
2.5186236336635E+17
Height
607207.20654503