12971587 is an odd 8-digits composite number following 12971586
and preceding 12971588 . In scientific notation, it is written as 1.2971587 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 12963456 positive integers (up to 12971587) that are relatively prime to 12971587.
12971587 has 4 divisors, whose sum is 12979720
The reverse of 12971587 is 78517921
Previous prime number is 2179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twelve million nine hundred seventy-one thousand five hundred eighty-seven
Scientific notation
1.2971587 × 10^7
Engineering notation
1.2971587 × 10^6
Prime Factorization
2179 × 5953
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12971587
Product of the distinct prime numbers
The prime factorization of 12971587 is 2179 × 5953.
Since it has a total of 2 prime factors.
7 , 4 , 52 , 87 , 249 , 90 , 4419 , 7128 , 92112 , 50892 , 913876 , 949359 , 5589097 , 7720046 , 32510316 , 98220028 , 11010607 , 262860907 , 9347341415 , 4286046024
n×2
25943174
n×3
38914761
n×4
51886348
n×5
64857935
n÷2
6485793.5
n÷3
4323862.3333333
n÷3
3242896.75
n÷5
2594317.4
n2
168262069298569
n3
2.1826260707064E+21
n4
2.8312123964636E+28
n5
3.6725317916207E+35
2 √n
3601.6089460129
3 √n
234.96204004333
4 √n
60.013406385681
5 √n
26.460535104212
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12971586
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12971587 can be divided by 4 positive divisors.
The sum of these divisors (counting 12971587) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001011110111001000011
3
Ternary
220102000200011
4
Quaternary
301132321003
5
Quinary
11310042322
6
Senary
1142005351
8
Octal
61367103
10
Decimal
12971587
12
Duodecimal
4416857
16
Hexadecimal
c5ee43
20
Vigesimal
4118j7
36
Base36
7q0xv
md5
036a77f208cf9e4a0e5203bbfc4d1dee
sha1
9e7baffaa09fd05a760c0109606e835966b722a7
sha256
58b0c988c15861028e2ed30a063da29e8f6c38931503ac5f4af159c139c269a6
sha512
7f35c203d4b28fe8280a491d6c0399f96ba2556f571ac86ef5739be7c6bd1db1d8555fbddb438824da13502535821b9796b400d0dff07ada183bfbc6fa7caca9
ripemd-160
d02cec228c85b3c67f1ce8e48c9b0197b8e280cb
Diameter
25943174
Circumference
81502884.849202
Area
5.286108807862E+14
Volume
9.1425627056864E+21
Surface area
2.1144435231448E+15
Circumference
81502884.849202
Perimeter
51886348
Area
168262069298569
Diagonal
18344594.260903
Surface area
1009572415791414
Volume
2.1826260707064E+21
Space diagonal
22467447.7388
Perimeter
38914761
Area
72859613252949
Altitude
11233723.8694
Surface area
72859613252949
Volume
2.5722494923184E+20
Height
6114864.7536342