12856980 is an even 8-digits composite number following 12856979
and preceding 12856981 . In scientific notation, it is written as 1.2856980 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 12 positive divisors.
There are 3428512 positive integers (up to 12856980) that are relatively prime to 12856980.
12856980 has 12 divisors, whose sum is 23999808
The reverse of 12856980 is 08965821
Previous prime number is 15
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
twelve million eight hundred fifty-six thousand nine hundred eighty
Scientific notation
1.2856980 × 10^7
Engineering notation
1.2856980 × 10^6
Prime Factorization
2 × 2 × 15 × 214283
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6428490
Product of the distinct prime numbers
The prime factorization of 12856980 is 2 × 2 × 15 × 214283.
Since it has a total of 4 prime factors.
2 , 9 , 94 , 50 , 870 , 925 , 8009 , 6426 , 72140 , 65289 , 66309 , 697683 , 880111 , 6904464 , 12203150 , 6316275 , 87183324 , 996003549 , 3470789633 , 9446179985
n×2
25713960
n×3
38570940
n×4
51427920
n×5
64284900
n÷2
6428490
n÷3
4285660
n÷3
3214245
n÷5
2571396
n2
165301934720400
n3
2.1252836686615E+21
n4
2.7324729622307E+28
n5
3.5131350225941E+35
2 √n
3585.6631185877
3 √n
234.26801054577
4 √n
59.880406800453
5 √n
26.413611977937
1 , 2 , 4 , 15 , 30 , 60 , 214283 , 428566 , 857132 , 3214245 , 6428490 , 12856980
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12856979
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12856980 can be divided by 12 positive divisors.
The sum of these divisors (counting 12856980) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001000010111010010100
3
Ternary
220012012110110
4
Quaternary
301002322110
5
Quinary
11242410410
6
Senary
1135323020
8
Octal
61027224
10
Decimal
12856980
12
Duodecimal
4380470
16
Hexadecimal
c42e94
20
Vigesimal
407290
36
Base36
7nkic
md5
17de284af699d6e74b7d834677ee4198
sha1
f0255f08ec92e56da29eb2f8c398db892332fc2f
sha256
857a49c184a36c8f507ef06b877089a8cdbd936ccf1f8ebf0827d2da5967d99a
sha512
dffdd4e8d2466f2c73cea6601e6a50642d1e1b248ab98f1d597832bfd7927cbf1461d805f46c835498ee0e66cc3bfe8b6c0eefe673a6a371ccc9a90aa0239dfa
ripemd-160
fe5eedafeb63cbb2dd807dc17f73c2c3845b129a
Diameter
25713960
Circumference
80782787.830702
Area
5.1931134374179E+14
Volume
8.9023674136817E+21
Surface area
2.0772453749672E+15
Circumference
80782787.830702
Perimeter
51427920
Area
165301934720400
Diagonal
18182515.48716
Surface area
991811608322400
Volume
2.1252836686615E+21
Space diagonal
22268942.591897
Perimeter
38570940
Area
71577837381292
Altitude
11134471.295948
Surface area
71577837381292
Volume
2.5046708234259E+20
Height
6060838.4957199