12973987 is an odd 8-digits composite number following 12973986
and preceding 12973988 . In scientific notation, it is written as 1.2973987 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 11933760 positive integers (up to 12973987) that are relatively prime to 12973987.
12973987 has 8 divisors, whose sum is 14021280
The reverse of 12973987 is 78937921
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twelve million nine hundred seventy-three thousand nine hundred eighty-seven
Scientific notation
1.2973987 × 10^7
Engineering notation
1.2973987 × 10^6
Prime Factorization
13 × 311 × 3209
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12973987
Product of the distinct prime numbers
The prime factorization of 12973987 is 13 × 311 × 3209.
Since it has a total of 3 prime factors.
2 , 6 , 72 , 68 , 282 , 711 , 1430 , 2554 , 20310 , 45833 , 550227 , 69098 , 9456315 , 297954 , 67336897 , 9080632 , 401466644 , 596521285 , 150768713 , 1901276209
n×2
25947974
n×3
38921961
n×4
51895948
n×5
64869935
n÷2
6486993.5
n÷3
4324662.3333333
n÷3
3243496.75
n÷5
2594797.4
n2
168324338676169
n3
2.1838377817682E+21
n4
2.833308299077E+28
n5
3.6759305039217E+35
2 √n
3601.9421150263
3 √n
234.97653002367
4 √n
60.016182109713
5 √n
26.461514176162
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
-12973986
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 12973987 can be divided by 8 positive divisors.
The sum of these divisors (counting 12973987) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001011111011110100011
3
Ternary
220102010222001
4
Quaternary
301133132203
5
Quinary
11310131422
6
Senary
1142024431
8
Octal
61373643
10
Decimal
12973987
12
Duodecimal
4418117
16
Hexadecimal
c5f7a3
20
Vigesimal
411ej7
36
Base36
7q2sj
md5
7d49bb476fd532840fa0f6754767cb7d
sha1
e5052c42241b58d43cae2e43a78a2008368f2782
sha256
939a961ef62bc890602c04c84ca22c2665665dd9f2f50ec736f57540cd71dd7f
sha512
0aec2df29f0f901b42b3742b6738056932c7224695d2788b9bd0b5534fa27f2971fff1a323c0528958ca8374c46d6500b859e1b88faf061996adaad0608e8a50
ripemd-160
1e18392a33424b40aa5278e2ea14070847e33e7a
Diameter
25947974
Circumference
81517964.493939
Area
5.2880650580541E+14
Volume
9.1476383091131E+21
Surface area
2.1152260232217E+15
Circumference
81517964.493939
Perimeter
51895948
Area
168324338676169
Diagonal
18347988.373452
Surface area
1009946032057014
Volume
2.1838377817682E+21
Space diagonal
22471604.660738
Perimeter
38921961
Area
72886576684389
Altitude
11235802.330369
Surface area
72886576684389
Volume
2.5736775074995E+20
Height
6115996.1244841