12912397 is an odd 8-digits composite number following 12912396
and preceding 12912398 . In scientific notation, it is written as 1.2912397 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 12798016 positive integers (up to 12912397) that are relatively prime to 12912397.
12912397 has 4 divisors, whose sum is 13026780
The reverse of 12912397 is 79321921
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million nine hundred twelve thousand three hundred ninety-seven
Scientific notation
1.2912397 × 10^7
Engineering notation
1.2912397 × 10^6
Prime Factorization
113 × 114269
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12912397
Product of the distinct prime numbers
The prime factorization of 12912397 is 113 × 114269.
Since it has a total of 2 prime factors.
9 , 5 , 25 , 97 , 393 , 942 , 853 , 1621 , 77982 , 21815 , 692513 , 633311 , 2158724 , 2601348 , 76976892 , 13052555 , 790269379 , 455537376 , 3515939866 , 9594491147
n×2
25824794
n×3
38737191
n×4
51649588
n×5
64561985
n÷2
6456198.5
n÷3
4304132.3333333
n÷3
3228099.25
n÷5
2582479.4
n2
166729996285609
n3
2.1528839038483E+21
n4
2.7798891661399E+28
n5
3.5895032529198E+35
2 √n
3593.382389894
3 √n
234.60411389983
4 √n
59.944827882762
5 √n
26.436342758553
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
-12912396
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 12912397 can be divided by 4 positive divisors.
The sum of these divisors (counting 12912397) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001010000011100001101
3
Ternary
220022000110221
4
Quaternary
301100130031
5
Quinary
11301144042
6
Senary
1140431341
8
Octal
61203415
10
Decimal
12912397
12
Duodecimal
43a8551
16
Hexadecimal
c5070d
20
Vigesimal
40e0jh
36
Base36
7or9p
md5
d5e025f713c38deb92ff3af79bbe6b69
sha1
07928c99e5fbf9d97a9a6382cfe478da9bf28dd4
sha256
372e99e9d35248f1f92368bd826e83c42caf3a58a313b987d88c03a66a4858e4
sha512
f478794e20c4e45061661aec704613355a5bbbe6155bae46ed6d1df7d04c4a19d3f09adb5bd39bf91dc474a13687a014868d572ca4bc7f3fe6490844c72c4923
ripemd-160
8d3f974e1500dce6fdc1a1e9b35de83f8778ccd2
Diameter
25824794
Circumference
81130983.11087
Area
5.2379773146392E+14
Volume
9.0179790084821E+21
Surface area
2.0951909258557E+15
Circumference
81130983.11087
Perimeter
51649588
Area
166729996285609
Diagonal
18260886.960146
Surface area
1000379977713654
Volume
2.1528839038483E+21
Space diagonal
22364927.6515
Perimeter
38737191
Area
72196206178111
Altitude
11182463.82575
Surface area
72196206178111
Volume
2.5371980125308E+20
Height
6086962.3200486