12942687 is an odd 8-digits composite number following 12942686
and preceding 12942688 . In scientific notation, it is written as 1.2942687 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 8612352 positive integers (up to 12942687) that are relatively prime to 12942687.
12942687 has 8 divisors, whose sum is 17289136
The reverse of 12942687 is 78624921
Previous prime number is 577
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twelve million nine hundred forty-two thousand six hundred eighty-seven
Scientific notation
1.2942687 × 10^7
Engineering notation
1.2942687 × 10^6
Prime Factorization
3 × 577 × 7477
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12942687
Product of the distinct prime numbers
The prime factorization of 12942687 is 3 × 577 × 7477.
Since it has a total of 3 prime factors.
6 , 1 , 98 , 71 , 763 , 475 , 194 , 4400 , 51149 , 9460 , 808362 , 302309 , 5981801 , 2188890 , 12468851 , 25641042 , 527693650 , 297283201 , 5525089340 , 335865587
n×2
25885374
n×3
38828061
n×4
51770748
n×5
64713435
n÷2
6471343.5
n÷3
4314229
n÷3
3235671.75
n÷5
2588537.4
n2
167513146779969
n3
2.1680702271582E+21
n4
2.8060654344127E+28
n5
3.6318026619123E+35
2 √n
3597.5946130714
3 √n
234.78741602103
4 √n
59.979951759495
5 √n
26.448734052119
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
-12942686
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 12942687 can be divided by 8 positive divisors.
The sum of these divisors (counting 12942687) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001010111110101011111
3
Ternary
220100120000210
4
Quaternary
301113311133
5
Quinary
11303131222
6
Senary
1141223503
8
Octal
61276537
10
Decimal
12942687
12
Duodecimal
4401b93
16
Hexadecimal
c57d5f
20
Vigesimal
40hge7
36
Base36
7pen3
md5
4c51f14e230a96859153e8b1790a6ca0
sha1
707f3fc04864c9ae891aeb8524c1d71e5aa27340
sha256
28dc2444b714d589a74c523a756ecf95bb2df1bac71b467cbc231435f2d0fb76
sha512
192467459a482bdb21d50e480bebb3c61e35c8df0e6fbeb3b705a2aa744a4caa0ce4bfa256d2aa7f3836e775e40678ee7fe726b6e967c1dfb42d9163a910ec48
ripemd-160
ae2e0d0affdb47710e140e0852699ce3dcb69f9f
Diameter
25885374
Circumference
81321300.793824
Area
5.2625807130366E+14
Volume
9.0815913308093E+21
Surface area
2.1050322852146E+15
Circumference
81321300.793824
Perimeter
51770748
Area
167513146779969
Diagonal
18303723.48895
Surface area
1005078880679814
Volume
2.1680702271582E+21
Space diagonal
22417391.470461
Perimeter
38828061
Area
72535320289662
Altitude
11208695.735231
Surface area
72535320289662
Volume
2.555095266187E+20
Height
6101241.1629833