1280425 is an odd 7-digits composite number following 1280424
and preceding 1280426 . In scientific notation, it is written as 1.280425 × 10^6.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 1024320 positive integers (up to 1280425) that are relatively prime to 1280425.
1280425 has 4 divisors, whose sum is 1331668
The reverse of 1280425 is 5240821
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 22
Digital Root 4
Name
one million two hundred eighty thousand four hundred twenty-five
Scientific notation
1.280425 × 10^6
Engineering notation
1.280425 × 10^6
Prime Factorization
25 × 51217
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1280425
Product of the distinct prime numbers
The prime factorization of 1280425 is 25 × 51217.
Since it has a total of 2 prime factors.
10 , 3 , 60 , 70 , 11 , 956 , 6684 , 5857 , 9566 , 69187 , 334020 , 237450 , 1225553 , 6519793 , 47282658 , 35188306 , 800843244 , 561149307 , 4078844538 , 2181769589
n×2
2560850
n×3
3841275
n×4
5121700
n×5
6402125
n÷2
640212.5
n÷3
426808.33333333
n÷3
320106.25
n÷5
256085
n2
1639488180625
n3
2099241653676765625
n4
2.6879214944091E+24
n5
3.4416818794787E+30
2 √n
1131.5586595489
3 √n
108.58872028703
4 √n
33.638648301453
5 √n
16.65216973594
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
-1280424
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 1280425 can be divided by 4 positive divisors.
The sum of these divisors (counting 1280425) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111000100110101001
3
Ternary
2102001102011
4
Quaternary
10320212221
5
Quinary
311433200
6
Senary
43235521
8
Octal
4704651
10
Decimal
1280425
12
Duodecimal
518ba1
16
Hexadecimal
1389a9
20
Vigesimal
80115
36
Base36
rfzd
md5
f28258f4ea76c2437d8885f82c500cef
sha1
47a2745b3cede4d69b21495b9b43cd2d37870dd4
sha256
fddba4f5268052ec112ab91175e3afd0f53e17ecb18a484830eeef178e35a320
sha512
a13a923c0f1b852f1c79e9f393eb433ec8d79fe12d54858cd7e14b3eb90e95380f5915d778a71121574ce63b733e938e59e45e1f2de859ff83b6ef5b5f8bb517
ripemd-160
503eba13f330f4bcc135fa3fad94c2f2f96c97d9
Diameter
2560850
Circumference
8045147.5469454
Area
5150604023898.8
Volume
8.7932828764008E+18
Surface area
20602416095595
Circumference
8045147.5469454
Perimeter
5121700
Area
1639488180625
Diagonal
1810794.4006016
Surface area
9836929083750
Volume
2099241653676765625
Space diagonal
2217761.1552814
Perimeter
3841275
Area
709919206812.79
Altitude
1108880.5776407
Surface area
709919206812.79
Volume
2.4739800144402E+17
Height
603598.13353386