1288265 is an odd 7-digits composite number following 1288264
and preceding 1288266 . In scientific notation, it is written as 1.288265 × 10^6.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 918720 positive integers (up to 1288265) that are relatively prime to 1288265.
1288265 has 16 divisors, whose sum is 1719360
The reverse of 1288265 is 5628821
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 32
Digital Root 5
Name
one million two hundred eighty-eight thousand two hundred sixty-five
Scientific notation
1.288265 × 10^6
Engineering notation
1.288265 × 10^6
Prime Factorization
5 × 59 × 11 × 397
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1288265
Product of the distinct prime numbers
The prime factorization of 1288265 is 5 × 59 × 11 × 397.
Since it has a total of 4 prime factors.
1 , 10 , 93 , 29 , 281 , 216 , 506 , 6730 , 76169 , 57233 , 436216 , 512168 , 1672397 , 3325636 , 67823577 , 88594417 , 394652350 , 83299107 , 160916692 , 2794682380
n×2
2576530
n×3
3864795
n×4
5153060
n×5
6441325
n÷2
644132.5
n÷3
429421.66666667
n÷3
322066.25
n÷5
257653
n2
1659626710225
n3
2138039003848009625
n4
2.7543608172923E+24
n5
3.548346638289E+30
2 √n
1135.0176210086
3 √n
108.80989786143
4 √n
33.690022573584
5 √n
16.672512111588
1 , 5 , 11 , 55 , 59 , 295 , 397 , 649 , 1985 , 3245 , 4367 , 21835 , 23423 , 117115 , 257653 , 1288265
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1288264
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1288265 can be divided by 16 positive divisors.
The sum of these divisors (counting 1288265) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111010100001001001
3
Ternary
2102110011112
4
Quaternary
10322201021
5
Quinary
312211030
6
Senary
43340105
8
Octal
4724111
10
Decimal
1288265
12
Duodecimal
521635
16
Hexadecimal
13a849
20
Vigesimal
810d5
36
Base36
rm15
md5
3a6f7b78d2856298ec4e18ec83a170fa
sha1
946dd2bcee2977334fcc47d57dde67fcd243ed82
sha256
4657c95ae320e914ddeba1c8bd17c565fd49f3e6f9130b820e0f9f1888442bc1
sha512
77fb8eb82380c5ac37dfe96b8781064b3cd74166a73e756ea6c24450cd1a3bda60e80caf98ca36e79154e904f764d74c3e2bd69b631ab26e76d2c4e49ed2f80e
ripemd-160
0bfe4a95d6eba0cac98d450796469eb6a9d5f485
Diameter
2576530
Circumference
8094407.7197537
Area
5213871080544.3
Volume
8.9557968367698E+18
Surface area
20855484322177
Circumference
8094407.7197537
Perimeter
5153060
Area
1659626710225
Diagonal
1821881.8349306
Surface area
9957760261350
Volume
2138039003848009625
Space diagonal
2231340.4336127
Perimeter
3864795
Area
718639445927.02
Altitude
1115670.2168064
Surface area
718639445927.02
Volume
2.5197031301038E+17
Height
607293.94497686