12912209 is an odd 8-digits composite number following 12912208
and preceding 12912210 . In scientific notation, it is written as 1.2912209 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 12545632 positive integers (up to 12912209) that are relatively prime to 12912209.
12912209 has 8 divisors, whose sum is 13284000
The reverse of 12912209 is 90221921
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twelve million nine hundred twelve thousand two hundred nine
Scientific notation
1.2912209 × 10^7
Engineering notation
1.2912209 × 10^6
Prime Factorization
59 × 89 × 2459
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12912209
Product of the distinct prime numbers
The prime factorization of 12912209 is 59 × 89 × 2459.
Since it has a total of 3 prime factors.
6 , 3 , 54 , 76 , 861 , 454 , 2788 , 8665 , 46744 , 4927 , 30437 , 905733 , 2135277 , 4202575 , 55357327 , 69762918 , 935337010 , 208929604 , 8979226274 , 8253663869
n×2
25824418
n×3
38736627
n×4
51648836
n×5
64561045
n÷2
6456104.5
n÷3
4304069.6666667
n÷3
3228052.25
n÷5
2582441.8
n2
166725141259681
n3
2.1527898694995E+21
n4
2.7797272728061E+28
n5
3.5892419509472E+35
2 √n
3593.3562306011
3 √n
234.60297530959
4 √n
59.94460968762
5 √n
26.436265777317
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12912208
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12912209 can be divided by 8 positive divisors.
The sum of these divisors (counting 12912209) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001010000011001010001
3
Ternary
220022000012222
4
Quaternary
301100121101
5
Quinary
11301142314
6
Senary
1140430425
8
Octal
61203121
10
Decimal
12912209
12
Duodecimal
43a8415
16
Hexadecimal
c50651
20
Vigesimal
40e0a9
36
Base36
7or4h
md5
7c8049c119e55023a45a807537ee822e
sha1
88530e3cf9bb3d1419297df350e6a91bbff9054e
sha256
e198a8e8614c75ca49d7ab81f89e4349d7b5eb26139b0bbeeb99fdb7738ba199
sha512
f50d19b0db2350d6c720cde80b799059098cb8b40fd0fabb4bfad18e5155d6882d38eadc2d0a357067f2bbf9d8fae5e9a9a2ff6239799715c22a7c955cd14a5a
ripemd-160
8cb231563a2b080bb7036a42110ee8dc9a433072
Diameter
25824418
Circumference
81129801.872032
Area
5.2378247895013E+14
Volume
9.017585118323E+21
Surface area
2.0951299158005E+15
Circumference
81129801.872032
Perimeter
51648836
Area
166725141259681
Diagonal
18260621.087996
Surface area
1000350847558086
Volume
2.1527898694995E+21
Space diagonal
22364602.025948
Perimeter
38736627
Area
72194103890216
Altitude
11182301.012974
Surface area
72194103890216
Volume
2.537087191988E+20
Height
6086873.6959986