12909423 is an odd 8-digits composite number following 12909422
and preceding 12909424 . In scientific notation, it is written as 1.2909423 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 8255520 positive integers (up to 12909423) that are relatively prime to 12909423.
12909423 has 16 divisors, whose sum is 17924096
The reverse of 12909423 is 32490921
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twelve million nine hundred nine thousand four hundred twenty-three
Scientific notation
1.2909423 × 10^7
Engineering notation
1.2909423 × 10^6
Prime Factorization
3 × 31 × 127 × 1093
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12909423
Product of the distinct prime numbers
The prime factorization of 12909423 is 3 × 31 × 127 × 1093.
Since it has a total of 4 prime factors.
8 , 4 , 10 , 85 , 774 , 413 , 7315 , 8786 , 11400 , 83473 , 554282 , 534411 , 5555639 , 3315056 , 69091245 , 76537539 , 301757398 , 456075020 , 4049999235 , 350947640
n×2
25818846
n×3
38728269
n×4
51637692
n×5
64547115
n÷2
6454711.5
n÷3
4303141
n÷3
3227355.75
n÷5
2581884.6
n2
166653202192929
n3
2.151396681413E+21
n4
2.7773289801157E+28
n5
3.5853714614473E+35
2 √n
3592.9685498206
3 √n
234.58610107572
4 √n
59.941375942004
5 √n
26.435124875805
1 , 3 , 31 , 93 , 127 , 381 , 1093 , 3279 , 3937 , 11811 , 33883 , 101649 , 138811 , 416433 , 4303141 , 12909423
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12909422
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12909423 can be divided by 16 positive divisors.
The sum of these divisors (counting 12909423) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110001001111101101101111
3
Ternary
220021212101210
4
Quaternary
301033231233
5
Quinary
11301100143
6
Senary
1140405503
8
Octal
61175557
10
Decimal
12909423
12
Duodecimal
43a6893
16
Hexadecimal
c4fb6f
20
Vigesimal
40ddb3
36
Base36
7ooz3
md5
a8d528de3014548633d8f5f3626c2127
sha1
8930fc6f503abe55bafdf77db6a8d2d1bddc7930
sha256
730784b19f3b6152feb4d5cff7512afa2f45abad09b23e3c95399f3e79139b48
sha512
f03c706fa202720f634841b79d8c3c0df9afd37b6e6234c0b7a514ab312333ba863e54b46d47acbe2e30dd8c3549d8e11e799281d5e6e49d5072cfb5877c3fea
ripemd-160
097fa7b18d859198c7e490281801df0b5efc3e9e
Diameter
25818846
Circumference
81112296.917766
Area
5.2355647570652E+14
Volume
9.0117493457129E+21
Surface area
2.0942259028261E+15
Circumference
81112296.917766
Perimeter
51637692
Area
166653202192929
Diagonal
18256681.089011
Surface area
999919213157574
Volume
2.151396681413E+21
Space diagonal
22359776.532398
Perimeter
38728269
Area
72162953360551
Altitude
11179888.266199
Surface area
72162953360551
Volume
2.5354453040823E+20
Height
6085560.3630037