12840908 is an even 8-digits composite number following 12840907
and preceding 12840909 . In scientific notation, it is written as 1.2840908 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 6 positive divisors.
There are 6420452 positive integers (up to 12840908) that are relatively prime to 12840908.
12840908 has 6 divisors, whose sum is 22471596
The reverse of 12840908 is 80904821
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twelve million eight hundred forty thousand nine hundred eight
Scientific notation
1.2840908 × 10^7
Engineering notation
1.2840908 × 10^6
Prime Factorization
2 × 2 × 3210227
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
6420454
Product of the distinct prime numbers
The prime factorization of 12840908 is 2 × 2 × 3210227.
Since it has a total of 3 prime factors.
8 , 5 , 20 , 6 , 334 , 536 , 3390 , 5770 , 84618 , 10832 , 440870 , 283506 , 7303313 , 2221071 , 94679523 , 63669484 , 936208621 , 652987984 , 6647434369 , 6679366234
n×2
25681816
n×3
38522724
n×4
51363632
n×5
64204540
n÷2
6420454
n÷3
4280302.6666667
n÷3
3210227
n÷5
2568181.6
n2
164888918264464
n3
2.1173234296535E+21
n4
2.7188355366425E+28
n5
3.4912316993157E+35
2 √n
3583.4212702388
3 √n
234.17035346387
4 √n
59.861684492159
5 √n
26.407004952009
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12840907
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12840908 can be divided by 6 positive divisors.
The sum of these divisors (counting 12840908) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
110000111110111111001100
3
Ternary
220011101102012
4
Quaternary
300332333030
5
Quinary
11241402113
6
Senary
1135120352
8
Octal
60767714
10
Decimal
12840908
12
Duodecimal
43730b8
16
Hexadecimal
c3efcc
20
Vigesimal
405258
36
Base36
7n83w
md5
fe75ae5b69b700067bd04444b675452b
sha1
850813611051c457c64d533e353b48e1a17bfbf4
sha256
efe7fb440aad3712363aeafe73e89c5511d04f597cc56cb0a8ade5a0ad550502
sha512
90c7c0c1c21945728f3dfede005aaafeb8f1a2d9eee5e98cb7e1cfdfdc27a295ddc27939c42d3bb5d64d95192f7974b684e3b9c129756e6f1f448e89117357ae
ripemd-160
ac1b60e2f5fcb2dafd4715e8f77ff6856dba8f43
Diameter
25681816
Circumference
80681804.476445
Area
5.1801381427801E+14
Volume
8.8690236424973E+21
Surface area
2.072055257112E+15
Circumference
80681804.476445
Perimeter
51363632
Area
164888918264464
Diagonal
18159786.246785
Surface area
989333509586784
Volume
2.1173234296535E+21
Space diagonal
22241105.071318
Perimeter
38522724
Area
71398996009781
Altitude
11120552.535659
Surface area
71398996009781
Volume
2.4952895917886E+20
Height
6053262.0822617