12887071 is an odd 8-digits composite number following 12887070
and preceding 12887072 . In scientific notation, it is written as 1.2887071 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 11777472 positive integers (up to 12887071) that are relatively prime to 12887071.
12887071 has 12 divisors, whose sum is 14046048
The reverse of 12887071 is 17078821
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million eight hundred eighty-seven thousand seventy-one
Scientific notation
1.2887071 × 10^7
Engineering notation
1.2887071 × 10^6
Prime Factorization
17 × 127 × 127 × 47
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
101473
Product of the distinct prime numbers
The prime factorization of 12887071 is 17 × 127 × 127 × 47.
Since it has a total of 4 prime factors.
9 , 8 , 40 , 50 , 745 , 561 , 2720 , 3235 , 20017 , 22920 , 659091 , 206638 , 2816060 , 9395002 , 23592344 , 93934020 , 382923134 , 863193366 , 1308944607 , 2712548685
n×2
25774142
n×3
38661213
n×4
51548284
n×5
64435355
n÷2
6443535.5
n÷3
4295690.3333333
n÷3
3221767.75
n÷5
2577414.2
n2
166076598959041
n3
2.1402409222237E+21
n4
2.7581436721802E+28
n5
3.5544393331587E+35
2 √n
3589.8566823761
3 √n
234.45063161514
4 √n
59.915412728079
5 √n
26.425964318177
1 , 17 , 47 , 127 , 799 , 2159 , 5969 , 16129 , 101473 , 274193 , 758063 , 12887071
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
-12887070
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 12887071 can be divided by 12 positive divisors.
The sum of these divisors (counting 12887071) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001001010010000011111
3
Ternary
220020201201221
4
Quaternary
301022100133
5
Quinary
11244341241
6
Senary
1140114211
8
Octal
61122037
10
Decimal
12887071
12
Duodecimal
4395967
16
Hexadecimal
c4a41f
20
Vigesimal
40ahdb
36
Base36
7o7q7
md5
09d7479f48eb2bb879f2fa9ad49f4d1a
sha1
c4fd443af27f48764697297dd74822dfe8d5d87c
sha256
659ba767f036b9c0d4b2de9212dc663b247cd441d48e47624c6d96340c1b25dd
sha512
ce8464fb7f7357afca9723b474ff1b7acc8f0fe558149e4589c860fbe54ae87618ffa8fd8b0c95d3693a6ca0453d156977407c5afb2082e7ba4a6aa4094e72d6
ripemd-160
0490865e7a09e98ab8856316a5abf3dcc87eb99d
Diameter
25774142
Circumference
80971855.15978
Area
5.217450232229E+14
Volume
8.9650202108936E+21
Surface area
2.0869800928916E+15
Circumference
80971855.15978
Perimeter
51548284
Area
166076598959041
Diagonal
18225070.587465
Surface area
996459593754246
Volume
2.1402409222237E+21
Space diagonal
22321061.732747
Perimeter
38661213
Area
71913276836325
Altitude
11160530.866374
Surface area
71913276836325
Volume
2.5222981157955E+20
Height
6075023.529155