12842981 is an odd 8-digits prime number following 12842980
and preceding 12842982 . In scientific notation, it is written as 1.2842981 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 12842980 positive integers (up to 12842981) that are relatively prime to 12842981.
12842981 has 2 divisors, whose sum is 12842982
The reverse of 12842981 is 18924821
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twelve million eight hundred forty-two thousand nine hundred eighty-one
Scientific notation
1.2842981 × 10^7
Engineering notation
1.2842981 × 10^6
Prime Factorization
12842981
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
12842981
Product of the distinct prime numbers
The prime factorization of 12842981 is 12842981.
Since it has a total of 1 prime factors.
2 , 8 , 43 , 69 , 901 , 460 , 1727 , 3883 , 92515 , 11259 , 106662 , 147846 , 3290929 , 1684915 , 24213218 , 12932888 , 21500015 , 240811031 , 8929915690 , 8419194572
n×2
25685962
n×3
38528943
n×4
51371924
n×5
64214905
n÷2
6421490.5
n÷3
4280993.6666667
n÷3
3210745.25
n÷5
2568596.2
n2
164942160966361
n3
2.1183490393899E+21
n4
2.7205916464253E+28
n5
3.4940506823799E+35
2 √n
3583.7105072815
3 √n
234.18295405314
4 √n
59.864100321324
5 √n
26.407857511449
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
12842982
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
6421491
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3583.7106468017
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998442729
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12842981 can be divided by 2 positive divisors.
The sum of these divisors (counting 12842981) is 12842982, the average is 6421491.
Base
System
Value
2
Binary
110000111111011111100101
3
Ternary
220011111020222
4
Quaternary
300333133211
5
Quinary
11241433411
6
Senary
1135134125
8
Octal
60773745
10
Decimal
12842981
12
Duodecimal
4374345
16
Hexadecimal
c3f7e5
20
Vigesimal
405791
36
Base36
7n9ph
md5
4349b72f4fa566056aa1dfa4e46aea05
sha1
492a885625266d624c46cc020d794866df5daaed
sha256
0f056be8164fd957b632000db6ec67b307abf1032d949cc57d70834a09dbb1cf
sha512
98473a51804ad0920a0a7429163fc95d1543ecb81fddf0b5e10b71aba63573e697b9e0fdbee618d56019f5cc7174ff3b86eba3b6b9376057bf0e425620abb74e
ripemd-160
420a8feab50f3ad33c0a312d02992862f31e1a70
Diameter
25685962
Circumference
80694829.519587
Area
5.1818108115914E+14
Volume
8.8733197065151E+21
Surface area
2.0727243246366E+15
Circumference
80694829.519587
Perimeter
51371924
Area
164942160966361
Diagonal
18162717.9115
Surface area
989652965798166
Volume
2.1183490393899E+21
Space diagonal
22244695.612642
Perimeter
38528943
Area
71422050775985
Altitude
11122347.806321
Surface area
71422050775985
Volume
2.4964982844544E+20
Height
6054239.3038333