12081907 is an odd 8-digits composite number following 12081906
and preceding 12081908 . In scientific notation, it is written as 1.2081907 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 12073360 positive integers (up to 12081907) that are relatively prime to 12081907.
12081907 has 4 divisors, whose sum is 12090456
The reverse of 12081907 is 70918021
Previous prime number is 1787
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million eighty-one thousand nine hundred seven
Scientific notation
1.2081907 × 10^7
Engineering notation
1.2081907 × 10^6
Prime Factorization
1787 × 6761
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12081907
Product of the distinct prime numbers
The prime factorization of 12081907 is 1787 × 6761.
Since it has a total of 2 prime factors.
7 , 2 , 55 , 89 , 841 , 573 , 3782 , 7429 , 99067 , 84794 , 565204 , 20116 , 2671204 , 8120386 , 19686673 , 21764892 , 85156944 , 567889208 , 8049640460 , 5696682784
n×2
24163814
n×3
36245721
n×4
48327628
n×5
60409535
n÷2
6040953.5
n÷3
4027302.3333333
n÷3
3020476.75
n÷5
2416381.4
n2
145972476756649
n3
1.7636258887335E+21
n4
2.130796397047E+28
n5
2.5744083905057E+35
2 √n
3475.9037673676
3 √n
229.46255735644
4 √n
58.956795769169
5 √n
26.087177770408
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
-12081906
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 12081907 can be divided by 4 positive divisors.
The sum of these divisors (counting 12081907) is 1, the average is 0.25.
Base
System
Value
2
Binary
101110000101101011110011
3
Ternary
211201211021001
4
Quaternary
232011223303
5
Quinary
11043110112
6
Senary
1110542431
8
Octal
56055363
10
Decimal
12081907
12
Duodecimal
4067a17
16
Hexadecimal
b85af3
20
Vigesimal
3fa4f7
36
Base36
76ygj
md5
2d422f76ca3842a8319c2ee4ebb9d87f
sha1
1b615bafade0d087beaaf270238aad4d33947ae6
sha256
27ccfb405b8f3669d5a03449c44f021964abb6ab4896285239556c3c81e43096
sha512
67c5c328912698a44716cf1cd1d8c717be7887dd69688cd2c21ec19bc0457fd6643a6c2b7cc14725c1f5a648f5fda9fb42f561c7aa992634e0043e215a421762
ripemd-160
f5d332c39fd15c1674ab87b5d41c3fcebe87cc03
Diameter
24163814
Circumference
75912860.54511
Area
4.58586060605E+14
Volume
7.3874588476346E+21
Surface area
1.83434424242E+15
Circumference
75912860.54511
Perimeter
48327628
Area
145972476756649
Diagonal
17086396.73873
Surface area
875834860539894
Volume
1.7636258887335E+21
Space diagonal
20926476.776322
Perimeter
36245721
Area
63207936562296
Altitude
10463238.388161
Surface area
63207936562296
Volume
2.0784530423327E+20
Height
5695465.5795768