12909899 is an odd 8-digits composite number following 12909898
and preceding 12909900 . In scientific notation, it is written as 1.2909899 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 12666264 positive integers (up to 12909899) that are relatively prime to 12909899.
12909899 has 4 divisors, whose sum is 13153536
The reverse of 12909899 is 99890921
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
twelve million nine hundred nine thousand eight hundred ninety-nine
Scientific notation
1.2909899 × 10^7
Engineering notation
1.2909899 × 10^6
Prime Factorization
53 × 243583
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12909899
Product of the distinct prime numbers
The prime factorization of 12909899 is 53 × 243583.
Since it has a total of 2 prime factors.
8 , 3 , 46 , 41 , 190 , 7 , 8900 , 2263 , 71099 , 89283 , 804622 , 621897 , 2883716 , 8630107 , 34196241 , 41501372 , 912752274 , 268642532 , 124850301 , 833407480
n×2
25819798
n×3
38729697
n×4
51639596
n×5
64549495
n÷2
6454949.5
n÷3
4303299.6666667
n÷3
3227474.75
n÷5
2581979.8
n2
166665492190201
n3
2.1516346709608E+21
n4
2.7777386287002E+28
n5
3.5860325144918E+35
2 √n
3593.0347897008
3 √n
234.58898428261
4 √n
59.941928478326
5 √n
26.435319817653
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
-12909898
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 12909899 can be divided by 4 positive divisors.
The sum of these divisors (counting 12909899) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001001111110101001011
3
Ternary
220021220001102
4
Quaternary
301033311023
5
Quinary
11301104044
6
Senary
1140412015
8
Octal
61176513
10
Decimal
12909899
12
Duodecimal
43a700b
16
Hexadecimal
c4fd4b
20
Vigesimal
40deej
36
Base36
7opcb
md5
54afa9c54aa95cb423b858653e991925
sha1
c7c9da009ddb2ec32a2e51443c4c862b87e56ba4
sha256
1840710524ec6d4c6108aeb780b1d8999a0df70006a26a83e993d5d449d26d35
sha512
1c7988c78a66f0ab678b7d4d46b2b521a4607ed841cf8134eef23a2d31fbd26b667054688146686e3047be2de402dead51a58172f5c317eab724089739bd3c97
ripemd-160
0c5ecbae88514d6e6f593cafb3f41679bcec5919
Diameter
25819798
Circumference
81115287.713972
Area
5.2359508587166E+14
Volume
9.0127462339993E+21
Surface area
2.0943803434866E+15
Circumference
81115287.713972
Perimeter
51639596
Area
166665492190201
Diagonal
18257354.254667
Surface area
999992953141206
Volume
2.1516346709608E+21
Space diagonal
22360600.988583
Perimeter
38729697
Area
72168275085476
Altitude
11180300.494291
Surface area
72168275085476
Volume
2.5357257774541E+20
Height
6085784.7515556