1288422 is an even 7-digits composite number following 1288421
and preceding 1288423 . In scientific notation, it is written as 1.288422 × 10^6.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 415440 positive integers (up to 1288422) that are relatively prime to 1288422.
1288422 has 16 divisors, whose sum is 2217600
The reverse of 1288422 is 2248821
Previous prime number is 31
Is Prime? no
Number parity even
Number length 7
Sum of Digits 27
Digital Root 9
Name
one million two hundred eighty-eight thousand four hundred twenty-two
Scientific notation
1.288422 × 10^6
Engineering notation
1.288422 × 10^6
Prime Factorization
2 × 9 × 31 × 2309
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1288422
Product of the distinct prime numbers
The prime factorization of 1288422 is 2 × 9 × 31 × 2309.
Since it has a total of 4 prime factors.
5 , 3 , 33 , 9 , 662 , 133 , 5592 , 130 , 29968 , 30957 , 420573 , 234005 , 2908993 , 9318933 , 2838014 , 3236402 , 649201204 , 833640938 , 2064247882 , 2093646230
n×2
2576844
n×3
3865266
n×4
5153688
n×5
6442110
n÷2
644211
n÷3
429474
n÷3
322105.5
n÷5
257684.4
n2
1660031250084
n3
2138820783295727448
n4
2.7557037512554E+24
n5
3.5505093386E+30
2 √n
1135.0867808234
3 √n
108.81431787854
4 √n
33.691048971847
5 √n
16.672918465375
1 , 2 , 9 , 18 , 31 , 62 , 279 , 558 , 2309 , 4618 , 20781 , 41562 , 71579 , 143158 , 644211 , 1288422
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
-1288421
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 1288422 can be divided by 16 positive divisors.
The sum of these divisors (counting 1288422) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111010100011100110
3
Ternary
2102110101100
4
Quaternary
10322203212
5
Quinary
312212142
6
Senary
43340530
8
Octal
4724346
10
Decimal
1288422
12
Duodecimal
521746
16
Hexadecimal
13a8e6
20
Vigesimal
81112
36
Base36
rm5i
md5
12c17d79d6b5b13b85d6b186c4b50ef9
sha1
7184109b37c148bb9a7d621a1abcc01185503ea8
sha256
ff7113df6f449c18e0c73db8a7deebde05bb42204a1b7f3f586e8d1a26fd0105
sha512
c8068b6382729c3eec4b4e8741b7876b899ed4a86306d1316fe3044c78a67b0861f67ced5635ef5df5a7eaffb972693a12e9ee1f574488c598ed40ee8f3dacb1
ripemd-160
9a4dbcf45f9d49eed310160a5b31ab5b6b898037
Diameter
2576844
Circumference
8095394.1798469
Area
5215141979993.4
Volume
8.9590715468627E+18
Surface area
20860567919974
Circumference
8095394.1798469
Perimeter
5153688
Area
1660031250084
Diagonal
1822103.8664599
Surface area
9960187500504
Volume
2138820783295727448
Space diagonal
2231612.3655895
Perimeter
3865266
Area
718814616824.39
Altitude
1115806.1827948
Surface area
718814616824.39
Volume
2.5206244660186E+17
Height
607367.95548662