1265840 is an even 7-digits composite number following 1265839
and preceding 1265841 . In scientific notation, it is written as 1.265840 × 10^6.
The sum of its digits is 26. It has a total of 6 prime factors and 20 positive divisors.
There are 506304 positive integers (up to 1265840) that are relatively prime to 1265840.
1265840 has 20 divisors, whose sum is 2943264
The reverse of 1265840 is 0485621
Previous prime number is 5
Is Prime? no
Number parity even
Number length 7
Sum of Digits 26
Digital Root 8
Name
one million two hundred sixty-five thousand eight hundred forty
Scientific notation
1.265840 × 10^6
Engineering notation
1.265840 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 5 × 15823
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
158230
Product of the distinct prime numbers
The prime factorization of 1265840 is 2 × 2 × 2 × 2 × 5 × 15823.
Since it has a total of 6 prime factors.
2 , 7 , 90 , 41 , 13 , 592 , 9755 , 7622 , 62712 , 58567 , 401056 , 281462 , 2324357 , 5928141 , 72207856 , 45969037 , 71940577 , 254091118 , 4159073318 , 3015507939
n×2
2531680
n×3
3797520
n×4
5063360
n×5
6329200
n÷2
632920
n÷3
421946.66666667
n÷3
316460
n÷5
253168
n2
1602350905600
n3
2028319870344704000
n4
2.5675284246771E+24
n5
3.2500801810933E+30
2 √n
1125.0955514977
3 √n
108.17484253554
4 √n
33.542444029882
5 √n
16.614059558999
1 , 2 , 4 , 5 , 8 , 10 , 16 , 20 , 40 , 80 , 15823 , 31646 , 63292 , 79115 , 126584 , 158230 , 253168 , 316460 , 632920 , 1265840
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1265839
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1265840 can be divided by 20 positive divisors.
The sum of these divisors (counting 1265840) is 1, the average is 0.05.
Base
System
Value
2
Binary
100110101000010110000
3
Ternary
2101022101222
4
Quaternary
10311002300
5
Quinary
311001330
6
Senary
43044212
8
Octal
4650260
10
Decimal
1265840
12
Duodecimal
510668
16
Hexadecimal
1350b0
20
Vigesimal
7i4c0
36
Base36
r4q8
md5
5d5d1a12e270fe2ffcfd5ee02b8a127b
sha1
6988dc2c011b8e283f1f5a673aa9d69a8e96a7e7
sha256
8697c851aa3a61d48a42902fd8ca805735970496e86149c5c85d7ff8b530711f
sha512
e1768237f6ffb7598242156c6750df175dfcf7830edf2f73e4860e4f6e4be23ecf7f4a6d9044a773d3be8949babaac4e104ba718b5e0ce2283501da96678189f
ripemd-160
f44eeae680c8c17ba7b523abe0171428b6cffcc4
Diameter
2531680
Circumference
7953507.2892402
Area
5033933833505.9
Volume
8.4962064050735E+18
Surface area
20135735334024
Circumference
7953507.2892402
Perimeter
5063360
Area
1602350905600
Diagonal
1790168.0957944
Surface area
9614105433600
Volume
2028319870344704000
Space diagonal
2192499.194253
Perimeter
3797520
Area
693838295013.3
Altitude
1096249.5971265
Surface area
693838295013.3
Volume
2.3903978912269E+17
Height
596722.69859812