12851979 is an odd 8-digits composite number following 12851978
and preceding 12851980 . In scientific notation, it is written as 1.2851979 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 7343976 positive integers (up to 12851979) that are relatively prime to 12851979.
12851979 has 8 divisors, whose sum is 19584000
The reverse of 12851979 is 97915821
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twelve million eight hundred fifty-one thousand nine hundred seventy-nine
Scientific notation
1.2851979 × 10^7
Engineering notation
1.2851979 × 10^6
Prime Factorization
3 × 7 × 611999
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12851979
Product of the distinct prime numbers
The prime factorization of 12851979 is 3 × 7 × 611999.
Since it has a total of 3 prime factors.
7 , 4 , 93 , 30 , 100 , 816 , 8672 , 9815 , 2524 , 32346 , 104158 , 425867 , 5587244 , 6517859 , 12634213 , 37007222 , 950282933 , 394054716 , 9913221888 , 8715686517
n×2
25703958
n×3
38555937
n×4
51407916
n×5
64259895
n÷2
6425989.5
n÷3
4283993
n÷3
3212994.75
n÷5
2570395.8
n2
165173364216441
n3
2.1228046082691E+21
n4
2.7282240246577E+28
n5
3.5063077872196E+35
2 √n
3584.9656902124
3 √n
234.23763207284
4 √n
59.874583006585
5 √n
26.411556829206
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
-12851978
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 12851979 can be divided by 8 positive divisors.
The sum of these divisors (counting 12851979) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001000001101100001011
3
Ternary
220011221121020
4
Quaternary
301001230023
5
Quinary
11242230404
6
Senary
1135243523
8
Octal
61015413
10
Decimal
12851979
12
Duodecimal
43795a3
16
Hexadecimal
c41b0b
20
Vigesimal
4069ij
36
Base36
7ngnf
md5
8aa8177d2b92de17afa16c3fab40d9a4
sha1
10033c28ae5f000273c04f05d8460c4ce89d3378
sha256
dce4d5bb0f9cb70740a8880c8bdea095abc2d0c1c25a171a6d2b5a685f5bf519
sha512
97bb208040f6e017f59bf0fb6ad02b17d2b532f7a8dabb681cdd0359d4e7d7be9f54591e8209aef8e55dcfd3b8e388fcddd64e1382f6729fde4cadd2efacdfac
ripemd-160
63bed886e16711bf35efa8cb6749a7e9a67ba572
Diameter
25703958
Circumference
80751365.620981
Area
5.1890742759108E+14
Volume
8.8919831497928E+21
Surface area
2.0756297103643E+15
Circumference
80751365.620981
Perimeter
51407916
Area
165173364216441
Diagonal
18175443.005134
Surface area
991040185298646
Volume
2.1228046082691E+21
Space diagonal
22260280.605808
Perimeter
38555937
Area
71522164719989
Altitude
11130140.302904
Surface area
71522164719989
Volume
2.5017492227352E+20
Height
6058481.0017114