12972687 is an odd 8-digits composite number following 12972686
and preceding 12972688 . In scientific notation, it is written as 1.2972687 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 6220800 positive integers (up to 12972687) that are relatively prime to 12972687.
12972687 has 16 divisors, whose sum is 15362112
The reverse of 12972687 is 78627921
Previous prime number is 533
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twelve million nine hundred seventy-two thousand six hundred eighty-seven
Scientific notation
1.2972687 × 10^7
Engineering notation
1.2972687 × 10^6
Prime Factorization
57 × 7 × 533 × 61
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12972687
Product of the distinct prime numbers
The prime factorization of 12972687 is 57 × 7 × 533 × 61.
Since it has a total of 4 prime factors.
4 , 3 , 84 , 82 , 198 , 904 , 7217 , 3839 , 43113 , 24238 , 469190 , 142288 , 1620994 , 505931 , 1788898 , 23809681 , 506555877 , 947462062 , 9878276265 , 6487427922
n×2
25945374
n×3
38918061
n×4
51890748
n×5
64863435
n÷2
6486343.5
n÷3
4324229
n÷3
3243171.75
n÷5
2594537.4
n2
168290607999969
n3
2.1831813826233E+21
n4
2.8321728740999E+28
n5
3.6740892225589E+35
2 √n
3601.7616523029
3 √n
234.96868150616
4 √n
60.014678640337
5 √n
26.46098386351
1 , 7 , 57 , 61 , 399 , 427 , 533 , 3477 , 3731 , 24339 , 30381 , 32513 , 212667 , 227591 , 1853241 , 12972687
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12972686
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12972687 can be divided by 16 positive divisors.
The sum of these divisors (counting 12972687) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110001011111001010001111
3
Ternary
220102002011220
4
Quaternary
301133022033
5
Quinary
11310111222
6
Senary
1142014423
8
Octal
61371217
10
Decimal
12972687
12
Duodecimal
4417413
16
Hexadecimal
c5f28f
20
Vigesimal
411be7
36
Base36
7q1sf
md5
404d6b559a3372ee15087516990f1428
sha1
9f8e2871114fb815b209fb459cfb7084d849f145
sha256
40bc28e065bd729472c6182fa8ed827895e9b63426fad78c3d7bf334372ceaa8
sha512
f61cd2d768f4a0f6ffdabd515c367b3e176faa6acf40deceef9aab47cda7aa275429cc31068164baabc061406f16c00f2acf102d18c389b105cce9a072dd8b1c
ripemd-160
1d5896644cc6451a6e871e1804b3a497632e3857
Diameter
25945374
Circumference
81509796.35304
Area
5.2870053776086E+14
Volume
9.1448887908045E+21
Surface area
2.1148021510434E+15
Circumference
81509796.35304
Perimeter
51890748
Area
168290607999969
Diagonal
18346149.895821
Surface area
1009743647999814
Volume
2.1831813826233E+21
Space diagonal
22469352.994688
Perimeter
38918061
Area
72871970873151
Altitude
11234676.497344
Surface area
72871970873151
Volume
2.5729039336886E+20
Height
6115383.298607