1306985 is an odd 7-digits composite number following 1306984
and preceding 1306986 . In scientific notation, it is written as 1.306985 × 10^6.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 1021104 positive integers (up to 1306985) that are relatively prime to 1306985.
1306985 has 8 divisors, whose sum is 1605120
The reverse of 1306985 is 5896031
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 32
Digital Root 5
Name
one million three hundred six thousand nine hundred eighty-five
Scientific notation
1.306985 × 10^6
Engineering notation
1.306985 × 10^6
Prime Factorization
5 × 43 × 6079
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1306985
Product of the distinct prime numbers
The prime factorization of 1306985 is 5 × 43 × 6079.
Since it has a total of 3 prime factors.
9 , 1 , 19 , 55 , 953 , 865 , 6018 , 2208 , 453 , 98320 , 900731 , 194114 , 435354 , 4777727 , 71102392 , 38421706 , 956572698 , 914198164 , 3524585837 , 2278587539
n×2
2613970
n×3
3920955
n×4
5227940
n×5
6534925
n÷2
653492.5
n÷3
435661.66666667
n÷3
326746.25
n÷5
261397
n2
1708209790225
n3
2232604572677221625
n4
2.9179806874205E+24
n5
3.8137569887483E+30
2 √n
1143.2344466469
3 √n
109.33441051718
4 √n
33.811750126944
5 √n
16.720687131192
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1306984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1306985 can be divided by 8 positive divisors.
The sum of these divisors (counting 1306985) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111111000101101001
3
Ternary
2110101211212
4
Quaternary
10333011221
5
Quinary
313310420
6
Senary
44002505
8
Octal
4770551
10
Decimal
1306985
12
Duodecimal
530435
16
Hexadecimal
13f169
20
Vigesimal
83795
36
Base36
s0h5
md5
a40e3c2b2bef06189f4b564c80356bf4
sha1
9b2a7e426a40b5adef70b79f630004aa72cc6efb
sha256
b8d87d07b547e56bd2db3521288b5b9145c5c4c1d423e2d124525fb63f554b7c
sha512
85177896805f3dfa3a77d9734f3af3b44cb8e9410e67bebb01f267ab7002e3ccb8da13b8f3b6b0ede4eca769a5f33d1422f12f48270de89b16fdb5875a18f342
ripemd-160
b115fed5a46bcbf0a6c6b1a96bfdf106b58824b4
Diameter
2613970
Circumference
8212028.9487041
Area
5366499327761
Volume
9.3519121651917E+18
Surface area
21465997311044
Circumference
8212028.9487041
Perimeter
5227940
Area
1708209790225
Diagonal
1848355.9128182
Surface area
10249258741350
Volume
2232604572677221625
Space diagonal
2263764.4247304
Perimeter
3920955
Area
739676536664.07
Altitude
1131882.2123652
Surface area
739676536664.07
Volume
2.6311497217469E+17
Height
616118.63760607