12840907 is an odd 8-digits composite number following 12840906
and preceding 12840908 . In scientific notation, it is written as 1.2840907 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 12716136 positive integers (up to 12840907) that are relatively prime to 12840907.
12840907 has 4 divisors, whose sum is 12965680
The reverse of 12840907 is 70904821
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million eight hundred forty thousand nine hundred seven
Scientific notation
1.2840907 × 10^7
Engineering notation
1.2840907 × 10^6
Prime Factorization
103 × 124669
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12840907
Product of the distinct prime numbers
The prime factorization of 12840907 is 103 × 124669.
Since it has a total of 2 prime factors.
3 , 7 , 47 , 84 , 372 , 336 , 6870 , 690 , 81940 , 95435 , 494000 , 200084 , 1067817 , 3225953 , 86551693 , 25597310 , 804122601 , 132933940 , 4001560201 , 5402677356
n×2
25681814
n×3
38522721
n×4
51363628
n×5
64204535
n÷2
6420453.5
n÷3
4280302.3333333
n÷3
3210226.75
n÷5
2568181.4
n2
164888892582649
n3
2.1173229349868E+21
n4
2.7188346897132E+28
n5
3.4912303398982E+35
2 √n
3583.4211307074
3 √n
234.17034738512
4 √n
59.86168332671
5 √n
26.407004540714
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
-12840906
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 12840907 can be divided by 4 positive divisors.
The sum of these divisors (counting 12840907) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000111110111111001011
3
Ternary
220011101102011
4
Quaternary
300332333023
5
Quinary
11241402112
6
Senary
1135120351
8
Octal
60767713
10
Decimal
12840907
12
Duodecimal
43730b7
16
Hexadecimal
c3efcb
20
Vigesimal
405257
36
Base36
7n83v
md5
fccd0800502d7fa55732dfba2eef7ad4
sha1
e5fa4bb606ac4e2c5e8ca1ea138930a4074a2a3d
sha256
bdfde96d54549fa7fc0d067e1dbbae9ecb2b42d69c87cac6e72855b2a112544f
sha512
a24f069d8d56c2765e721d780ae697530610a969d8e9c4c5ea8bc0b58a301fd2c83a53903fa0c5c3b64aff88bd1544e967fb6f37fd89bc67d9d7575b516c6533
ripemd-160
c1c8f20978cfe3e667c9a6e64eefd0b229b782a8
Diameter
25681814
Circumference
80681798.193259
Area
5.1801373359621E+14
Volume
8.8690215704422E+21
Surface area
2.0720549343848E+15
Circumference
80681798.193259
Perimeter
51363628
Area
164888892582649
Diagonal
18159784.832572
Surface area
989333355495894
Volume
2.1173229349868E+21
Space diagonal
22241103.339267
Perimeter
38522721
Area
71398984889229
Altitude
11120551.669633
Surface area
71398984889229
Volume
2.4952890088183E+20
Height
6053261.6108572