1285407 is an odd 7-digits composite number following 1285406
and preceding 1285408 . In scientific notation, it is written as 1.285407 × 10^6.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 811728 positive integers (up to 1285407) that are relatively prime to 1285407.
1285407 has 12 divisors, whose sum is 1954680
The reverse of 1285407 is 7045821
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 27
Digital Root 9
Name
one million two hundred eighty-five thousand four hundred seven
Scientific notation
1.285407 × 10^6
Engineering notation
1.285407 × 10^6
Prime Factorization
3 × 3 × 19 × 7517
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
428469
Product of the distinct prime numbers
The prime factorization of 1285407 is 3 × 3 × 19 × 7517.
Since it has a total of 4 prime factors.
7 , 4 , 6 , 21 , 913 , 964 , 6922 , 2916 , 32255 , 88993 , 534607 , 919413 , 8939210 , 8964467 , 79875986 , 21824787 , 311243986 , 488126699 , 6729629132 , 2975288424
n×2
2570814
n×3
3856221
n×4
5141628
n×5
6427035
n÷2
642703.5
n÷3
428469
n÷3
321351.75
n÷5
257081.4
n2
1652271155649
n3
2123840909369314143
n4
2.7299999717897E+24
n5
3.5091610737383E+30
2 √n
1133.757910667
3 √n
108.72937381309
4 √n
33.671321783782
5 √n
16.665107985822
1 , 3 , 9 , 19 , 57 , 171 , 7517 , 22551 , 67653 , 142823 , 428469 , 1285407
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
-1285406
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 1285407 can be divided by 12 positive divisors.
The sum of these divisors (counting 1285407) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100111001110100011111
3
Ternary
2102022020200
4
Quaternary
10321310133
5
Quinary
312113112
6
Senary
43314543
8
Octal
4716437
10
Decimal
1285407
12
Duodecimal
51ba53
16
Hexadecimal
139d1f
20
Vigesimal
80da7
36
Base36
rjtr
md5
2478d8df0fba7a845d9c0c14ea3ee4de
sha1
9532b453a68c8a54a764bbc3f579b9e6dd5aff54
sha256
1bc42e0f300bf38f00ee1f39abc7e7627b2616342fd92f015af58e8defb4c283
sha512
5d6b0a549b567e5837fedf459d0435cf56d6f84af6c12aad55723d29514e11f4d1e90b812b5b209f98255083447d17ef814fcb97fe3c9c4bc99f2a6a4f82745e
ripemd-160
e8f294b500c9072a05cdd34b1be2f2e820069190
Diameter
2570814
Circumference
8076450.3761458
Area
5190762924325.2
Volume
8.8963239976908E+18
Surface area
20763051697301
Circumference
8076450.3761458
Perimeter
5141628
Area
1652271155649
Diagonal
1817840.0125693
Surface area
9913626933894
Volume
2123840909369314143
Space diagonal
2226390.2324047
Perimeter
3856221
Area
715454397366.15
Altitude
1113195.1162023
Surface area
715454397366.15
Volume
2.5029705152941E+17
Height
605946.67085644