12981206 is an even 8-digits composite number following 12981205
and preceding 12981207 . In scientific notation, it is written as 1.2981206 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 5563368 positive integers (up to 12981206) that are relatively prime to 12981206.
12981206 has 8 divisors, whose sum is 22253520
The reverse of 12981206 is 60218921
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twelve million nine hundred eighty-one thousand two hundred six
Scientific notation
1.2981206 × 10^7
Engineering notation
1.2981206 × 10^6
Prime Factorization
2 × 7 × 927229
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12981206
Product of the distinct prime numbers
The prime factorization of 12981206 is 2 × 7 × 927229.
Since it has a total of 3 prime factors.
4 , 8 , 72 , 80 , 833 , 466 , 8908 , 6019 , 56084 , 63796 , 533116 , 415658 , 7810885 , 9297244 , 70878304 , 11978461 , 693383827 , 35049201 , 9073380063 , 6957855764
n×2
25962412
n×3
38943618
n×4
51924824
n×5
64906030
n÷2
6490603
n÷3
4327068.6666667
n÷3
3245301.5
n÷5
2596241.2
n2
168511709214436
n3
2.1874852107247E+21
n4
2.8396196142371E+28
n5
3.6861687174052E+35
2 √n
3602.9440739484
3 √n
235.02010390858
4 √n
60.024528935664
5 √n
26.46445826989
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
-12981205
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 12981206 can be divided by 8 positive divisors.
The sum of these divisors (counting 12981206) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001100001001111010110
3
Ternary
220102111212102
4
Quaternary
301201033112
5
Quinary
11310344311
6
Senary
1142122102
8
Octal
61411726
10
Decimal
12981206
12
Duodecimal
4420332
16
Hexadecimal
c613d6
20
Vigesimal
412d06
36
Base36
7q8d2
md5
b67f188dae58d7bb32757d9d9edf93f9
sha1
8385ee0456e1e7a2dc5e6d31dcd0c189b717a52a
sha256
9966265a2d675b67e06bf6002fdbe8ca5cbb94f72e5a06b246e616f385dbfcf1
sha512
cb142d4b6fa43effc5ea78dfe43a932a5a503345d2ec6adf1e46d4a877dd55b1fbc09da5584042bf0927a7ea1eeb13dfe37582a3332a4d6d7058b9c00ce5d4fa
ripemd-160
2a7edd690760b39cbbc7618e10511dbf7b4d40e0
Diameter
25962412
Circumference
81563322.808671
Area
5.2939514771193E+14
Volume
9.1629166237987E+21
Surface area
2.1175805908477E+15
Circumference
81563322.808671
Perimeter
51924824
Area
168511709214436
Diagonal
18358197.581159
Surface area
1011070255286616
Volume
2.1874852107247E+21
Space diagonal
22484108.335518
Perimeter
38943618
Area
72967710507419
Altitude
11242054.167759
Surface area
72967710507419
Volume
2.5779760437479E+20
Height
6119399.1937197