12859985 is an odd 8-digits composite number following 12859984
and preceding 12859986 . In scientific notation, it is written as 1.2859985 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 10246000 positive integers (up to 12859985) that are relatively prime to 12859985.
12859985 has 8 divisors, whose sum is 15494976
The reverse of 12859985 is 58995821
Previous prime number is 251
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
twelve million eight hundred fifty-nine thousand nine hundred eighty-five
Scientific notation
1.2859985 × 10^7
Engineering notation
1.2859985 × 10^6
Prime Factorization
5 × 251 × 10247
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12859985
Product of the distinct prime numbers
The prime factorization of 12859985 is 5 × 251 × 10247.
Since it has a total of 3 prime factors.
8 , 2 , 55 , 69 , 860 , 456 , 7924 , 9069 , 31606 , 66097 , 771592 , 257152 , 17017 , 7260252 , 19191737 , 5854418 , 628384352 , 874439681 , 5163787963 , 6887071744
n×2
25719970
n×3
38579955
n×4
51439940
n×5
64299925
n÷2
6429992.5
n÷3
4286661.6666667
n÷3
3214996.25
n÷5
2571997
n2
165379214200225
n3
2.1267742139267E+21
n4
2.7350284489484E+28
n5
3.517242482805E+35
2 √n
3586.0821239899
3 √n
234.28626056854
4 √n
59.883905383583
5 √n
26.414846567778
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
-12859984
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 12859985 can be divided by 8 positive divisors.
The sum of these divisors (counting 12859985) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001000011101001010001
3
Ternary
220012100120202
4
Quaternary
301003221101
5
Quinary
11243004420
6
Senary
1135344545
8
Octal
61035121
10
Decimal
12859985
12
Duodecimal
4382155
16
Hexadecimal
c43a51
20
Vigesimal
4079j5
36
Base36
7nmtt
md5
3a9b5a10663869cf364fb58613286d45
sha1
ed28dd7236d5be5a0df8baf052a8296c64cb7176
sha256
c464d79fb97599faf6119dc966c05bc36efcb2eec6ab47dbd80751e39079422d
sha512
3639346921165963a938dabb196409f4c9de74c64960db1479f7848590cf28d342025bab883d35668b5d7389c7f74ec6dccf5629c2a0286c2b38c6b94523c7ce
ripemd-160
36d90e5a1c08b32ba3f70702b97539f1b7ab5e9a
Diameter
25719970
Circumference
80801668.80255
Area
5.1955412438788E+14
Volume
8.9086109950884E+21
Surface area
2.0782164975515E+15
Circumference
80801668.80255
Perimeter
51439940
Area
165379214200225
Diagonal
18186765.198915
Surface area
992275285201350
Volume
2.1267742139267E+21
Space diagonal
22274147.404574
Perimeter
38579955
Area
71611300377652
Altitude
11137073.702287
Surface area
71611300377652
Volume
2.5064274478671E+20
Height
6062255.0663049