12642751 is an odd 8-digits composite number following 12642750
and preceding 12642752 . In scientific notation, it is written as 1.2642751 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 11493400 positive integers (up to 12642751) that are relatively prime to 12642751.
12642751 has 4 divisors, whose sum is 13792104
The reverse of 12642751 is 15724621
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million six hundred forty-two thousand seven hundred fifty-one
Scientific notation
1.2642751 × 10^7
Engineering notation
1.2642751 × 10^6
Prime Factorization
11 × 1149341
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12642751
Product of the distinct prime numbers
The prime factorization of 12642751 is 11 × 1149341.
Since it has a total of 2 prime factors.
9 , 2 , 44 , 19 , 95 , 425 , 384 , 1045 , 52476 , 23429 , 93033 , 223910 , 1458943 , 2649012 , 92128531 , 35493325 , 511092936 , 212567342 , 5916366984 , 4880205801
n×2
25285502
n×3
37928253
n×4
50571004
n×5
63213755
n÷2
6321375.5
n÷3
4214250.3333333
n÷3
3160687.75
n÷5
2528550.2
n2
159839152848001
n3
2.0208066095082E+21
n4
2.5548554783167E+28
n5
3.2300401653343E+35
2 √n
3555.6646354796
3 √n
232.95955507652
4 √n
59.629394055948
5 √n
26.324996184493
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
-12642750
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 12642751 can be divided by 4 positive divisors.
The sum of these divisors (counting 12642751) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000001110100110111111
3
Ternary
212210022121001
4
Quaternary
300032212333
5
Quinary
11214032001
6
Senary
1130551131
8
Octal
60164677
10
Decimal
12642751
12
Duodecimal
42984a7
16
Hexadecimal
c0e9bf
20
Vigesimal
3j06hb
36
Base36
7iz7j
md5
f82636df0ec060dd3a6ae9a118c33bfe
sha1
c82712e191d460609927bf84729af2fbc333f6fb
sha256
84e2a45aa37abee20190103708a416f8fe1b5b10858952f3912e822d77396b29
sha512
83fbf81d40a9349e63721ac807fa5fce91c6b3b35b30c88acb9e991e26ad70e9758087b0c9306150fb29763d09a49fa913fa80d28383df8039711d8d319045bf
ripemd-160
f8e70b62b48c70cf7cc2a270b7211419a120771d
Diameter
25285502
Circumference
79436747.32553
Area
5.021495083433E+14
Volume
8.4647349316756E+21
Surface area
2.0085980333732E+15
Circumference
79436747.32553
Perimeter
50571004
Area
159839152848001
Diagonal
17879549.929906
Surface area
959034917088006
Volume
2.0208066095082E+21
Space diagonal
21897887.079442
Perimeter
37928253
Area
69212383442876
Altitude
10948943.539721
Surface area
69212383442876
Volume
2.3815434284164E+20
Height
5959849.9766353