12790865 is an odd 8-digits composite number following 12790864
and preceding 12790866 . In scientific notation, it is written as 1.2790865 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 10232688 positive integers (up to 12790865) that are relatively prime to 12790865.
12790865 has 4 divisors, whose sum is 15349044
The reverse of 12790865 is 56809721
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twelve million seven hundred ninety thousand eight hundred sixty-five
Scientific notation
1.2790865 × 10^7
Engineering notation
1.2790865 × 10^6
Prime Factorization
5 × 2558173
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12790865
Product of the distinct prime numbers
The prime factorization of 12790865 is 5 × 2558173.
Since it has a total of 2 prime factors.
1 , 2 , 48 , 7 , 461 , 188 , 3512 , 5752 , 39532 , 85659 , 634133 , 383837 , 9499364 , 7408972 , 53514671 , 92303845 , 971823222 , 915630175 , 8282421972 , 6572919724
n×2
25581730
n×3
38372595
n×4
51163460
n×5
63954325
n÷2
6395432.5
n÷3
4263621.6666667
n÷3
3197716.25
n÷5
2558173
n2
163606227448225
n3
2.0926651684495E+21
n4
2.676699765984E+28
n5
3.4237305352233E+35
2 √n
3576.4318810792
3 √n
233.86575810113
4 √n
59.803276507891
5 √n
26.386390356959
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
-12790864
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 12790865 can be divided by 4 positive divisors.
The sum of these divisors (counting 12790865) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000110010110001010001
3
Ternary
220001211202202
4
Quaternary
300302301101
5
Quinary
11233301430
6
Senary
1134052545
8
Octal
60626121
10
Decimal
12790865
12
Duodecimal
434a155
16
Hexadecimal
c32c51
20
Vigesimal
3jih35
36
Base36
7m5ht
md5
d8e61e2367795aefb163c0b042753c7c
sha1
481e96c5ae8a15561fa681c53f18f840ba74f9df
sha256
b089647779c010a00499eec520824d270416dbe10a0d7bdc70d02bee9428b176
sha512
7af854e786209a1b096e69662a2ccb9758c6c8b0a850f2e184a21843b424c6d4ddd26d199b409e7930e9e4debb712993b1efb5cb7a614c862e365852abe9a6aa
ripemd-160
2c9f34637671cd3f3f7df6cc79830c0bc6bfe12f
Diameter
25581730
Circumference
80367375.034118
Area
5.1398412223288E+14
Volume
8.7657353594991E+21
Surface area
2.0559364889315E+15
Circumference
80367375.034118
Perimeter
51163460
Area
163606227448225
Diagonal
18089014.757483
Surface area
981637364689350
Volume
2.0926651684495E+21
Space diagonal
22154428.052754
Perimeter
38372595
Area
70843574593749
Altitude
11077214.026377
Surface area
70843574593749
Volume
2.4662295522726E+20
Height
6029671.5858278