12909521 is an odd 8-digits prime number following 12909520
and preceding 12909522 . In scientific notation, it is written as 1.2909521 × 10^7.
The sum of its digits is 29. It has a total of 1 prime factors and 2 positive divisors.
There are 12909520 positive integers (up to 12909521) that are relatively prime to 12909521.
12909521 has 2 divisors, whose sum is 12909522
The reverse of 12909521 is 12590921
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twelve million nine hundred nine thousand five hundred twenty-one
Scientific notation
1.2909521 × 10^7
Engineering notation
1.2909521 × 10^6
Prime Factorization
12909521
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
12909521
Product of the distinct prime numbers
The prime factorization of 12909521 is 12909521.
Since it has a total of 1 prime factors.
9 , 1 , 80 , 53 , 605 , 787 , 8485 , 7049 , 20754 , 83174 , 428969 , 563430 , 2647316 , 771592 , 2973232 , 96138753 , 691793992 , 946649364 , 9916648865 , 7902754797
n×2
25819042
n×3
38728563
n×4
51638084
n×5
64547605
n÷2
6454760.5
n÷3
4303173.6666667
n÷3
3227380.25
n÷5
2581904.2
n2
166655732449441
n3
2.1514456778264E+21
n4
2.777413315826E+28
n5
3.5855075526335E+35
2 √n
3592.9821875428
3 √n
234.58669468294
4 √n
59.941489700731
5 √n
26.435165011362
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
12909522
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
6454761
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3592.982326703
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998450756
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12909521 can be divided by 2 positive divisors.
The sum of these divisors (counting 12909521) is 12909522, the average is 6454761.
Base
System
Value
2
Binary
110001001111101111010001
3
Ternary
220021212112102
4
Quaternary
301033233101
5
Quinary
11301101041
6
Senary
1140410145
8
Octal
61175721
10
Decimal
12909521
12
Duodecimal
43a6955
16
Hexadecimal
c4fbd1
20
Vigesimal
40ddg1
36
Base36
7op1t
md5
f7c7398b8cd611d73cca4520bc4f9839
sha1
96df8b648aab509c7de7316a018caaecdf23915c
sha256
ba440c8eceb30f18024483c15d34512b04351dc315cc51ca3e108ccecff5ff25
sha512
a35dcbd1bab17000a6bf4b056759d4c9c82f97bb4d959861bf286501e015fb85e5632960de1c5d3c6d076df6357d3db6dca61b87600bffe67a92680449c6a32c
ripemd-160
546a23abb02c3009ae80e39e18a7027d186a2a71
Diameter
25819042
Circumference
81112912.669926
Area
5.2356442474179E+14
Volume
9.0119545814094E+21
Surface area
2.0942576989672E+15
Circumference
81112912.669926
Perimeter
51638084
Area
166655732449441
Diagonal
18256819.68194
Surface area
999934394696646
Volume
2.1514456778264E+21
Space diagonal
22359946.273377
Perimeter
38728563
Area
72164048993759
Altitude
11179973.136689
Surface area
72164048993759
Volume
2.5355030469093E+20
Height
6085606.5606468