12909850 is an even 8-digits composite number following 12909849
and preceding 12909851 . In scientific notation, it is written as 1.2909850 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 5163920 positive integers (up to 12909850) that are relatively prime to 12909850.
12909850 has 12 divisors, whose sum is 24012414
The reverse of 12909850 is 05890921
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million nine hundred nine thousand eight hundred fifty
Scientific notation
1.2909850 × 10^7
Engineering notation
1.2909850 × 10^6
Prime Factorization
2 × 5 × 5 × 258197
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2581970
Product of the distinct prime numbers
The prime factorization of 12909850 is 2 × 5 × 5 × 258197.
Since it has a total of 4 prime factors.
3 , 3 , 36 , 24 , 462 , 168 , 1442 , 482 , 11796 , 45820 , 325904 , 817456 , 8539704 , 7541647 , 32565419 , 3261993 , 478115942 , 607060468 , 7472267907 , 4784625466
n×2
25819700
n×3
38729550
n×4
51639400
n×5
64549250
n÷2
6454925
n÷3
4303283.3333333
n÷3
3227462.5
n÷5
2581970
n2
166664227022500
n3
2.1516101712264E+21
n4
2.7776964569007E+28
n5
3.585964460412E+35
2 √n
3593.027970946
3 √n
234.58868748517
4 √n
59.941871600293
5 √n
26.435299750375
1 , 2 , 5 , 10 , 25 , 50 , 258197 , 516394 , 1290985 , 2581970 , 6454925 , 12909850
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12909849
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12909850 can be divided by 12 positive divisors.
The sum of these divisors (counting 12909850) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001001111110100011010
3
Ternary
220021212222121
4
Quaternary
301033310122
5
Quinary
11301103400
6
Senary
1140411454
8
Octal
61176432
10
Decimal
12909850
12
Duodecimal
43a6b8a
16
Hexadecimal
c4fd1a
20
Vigesimal
40deca
36
Base36
7opay
md5
510d2f30c1192afebfa142b98855c592
sha1
dc3af7df3458fde8995739c01eaed9b147da01f0
sha256
1cd93f36709c44d79398d267bf760ea8f2119f500da23be43d3fadf0485e9847
sha512
ab5aae5e8e40c1323984187653e457c707ab98b691c1b6df6fac9df2c0e6e261150e6a0ec3b5d62b6df9e2c70b78be5cd7faf97ab721e4c80cb14a38a782cef6
ripemd-160
77f1fd6fe7e467fac813713c46f4a4aad24a65f7
Diameter
25819700
Circumference
81114979.837892
Area
5.2359111123011E+14
Volume
9.012643609752E+21
Surface area
2.0943644449204E+15
Circumference
81114979.837892
Perimeter
51639400
Area
166664227022500
Diagonal
18257284.958202
Surface area
999985362135000
Volume
2.1516101712264E+21
Space diagonal
22360516.118093
Perimeter
38729550
Area
72167727251791
Altitude
11180258.059047
Surface area
72167727251791
Volume
2.5356969042403E+20
Height
6085761.6527341