12642705 is an odd 8-digits composite number following 12642704
and preceding 12642706 . In scientific notation, it is written as 1.2642705 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 6742752 positive integers (up to 12642705) that are relatively prime to 12642705.
12642705 has 8 divisors, whose sum is 16857000
The reverse of 12642705 is 50724621
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twelve million six hundred forty-two thousand seven hundred five
Scientific notation
1.2642705 × 10^7
Engineering notation
1.2642705 × 10^6
Prime Factorization
9 × 5 × 280949
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12642705
Product of the distinct prime numbers
The prime factorization of 12642705 is 9 × 5 × 280949.
Since it has a total of 3 prime factors.
6 , 6 , 80 , 36 , 462 , 503 , 8950 , 1563 , 39381 , 1405 , 731466 , 776817 , 2447358 , 1500628 , 63936186 , 953206 , 26076647 , 176903501 , 2260127423 , 5445220332
n×2
25285410
n×3
37928115
n×4
50570820
n×5
63213525
n÷2
6321352.5
n÷3
4214235
n÷3
3160676.25
n÷5
2528541
n2
159837989717025
n3
2.0207845517854E+21
n4
2.554818295678E+28
n5
3.2299814040859E+35
2 √n
3555.6581669221
3 √n
232.95927253905
4 √n
59.629339816253
5 √n
26.324977028035
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
-12642704
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 12642705 can be divided by 8 positive divisors.
The sum of these divisors (counting 12642705) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000001110100110010001
3
Ternary
212210022112100
4
Quaternary
300032212101
5
Quinary
11214031310
6
Senary
1130551013
8
Octal
60164621
10
Decimal
12642705
12
Duodecimal
4298469
16
Hexadecimal
c0e991
20
Vigesimal
3j06f5
36
Base36
7iz69
md5
abfdeacf9966d494512ecd7a953001e3
sha1
38b2a945be0ddc3dbe497621d4c08605722fa704
sha256
e800210a506853a8734674025ab200f78a19ae73ff3aaa684be4b7eec4d41db1
sha512
f2cbb47e8052428637c709c0131e9cc545ed633b54938ad1158217874d4e2d128b75d211ec947cf9865fe506b49d5cd2555a4380d23cfa2f0281069440cffa2e
ripemd-160
df8108e9ce5fb65ab00111831ab98a184d5e8228
Diameter
25285410
Circumference
79436458.299006
Area
5.0214585425957E+14
Volume
8.4646425365023E+21
Surface area
2.0085834170383E+15
Circumference
79436458.299006
Perimeter
50570820
Area
159837989717025
Diagonal
17879484.876082
Surface area
959027938302150
Volume
2.0207845517854E+21
Space diagonal
21897807.405105
Perimeter
37928115
Area
69211879792390
Altitude
10948903.702553
Surface area
69211879792390
Volume
2.3815174331408E+20
Height
5959828.2920274