12909898 is an even 8-digits composite number following 12909897
and preceding 12909899 . In scientific notation, it is written as 1.2909898 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 6430860 positive integers (up to 12909898) that are relatively prime to 12909898.
12909898 has 8 divisors, whose sum is 19437120
The reverse of 12909898 is 89890921
Previous prime number is 271
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
twelve million nine hundred nine thousand eight hundred ninety-eight
Scientific notation
1.2909898 × 10^7
Engineering notation
1.2909898 × 10^6
Prime Factorization
2 × 271 × 23819
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12909898
Product of the distinct prime numbers
The prime factorization of 12909898 is 2 × 271 × 23819.
Since it has a total of 3 prime factors.
4 , 8 , 85 , 79 , 898 , 787 , 5727 , 7660 , 62429 , 98053 , 978949 , 810836 , 7975994 , 5213985 , 24743100 , 16335533 , 239349057 , 191715290 , 6977272034 , 1965865243
n×2
25819796
n×3
38729694
n×4
51639592
n×5
64549490
n÷2
6454949
n÷3
4303299.3333333
n÷3
3227474.5
n÷5
2581979.6
n2
166665466370404
n3
2.1516341709643E+21
n4
2.7777377680464E+28
n5
3.5860311256227E+35
2 √n
3593.0346505426
3 √n
234.58897822552
4 √n
59.941927317552
5 √n
26.435319408117
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
-12909897
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 12909898 can be divided by 8 positive divisors.
The sum of these divisors (counting 12909898) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001001111110101001010
3
Ternary
220021220001101
4
Quaternary
301033311022
5
Quinary
11301104043
6
Senary
1140412014
8
Octal
61176512
10
Decimal
12909898
12
Duodecimal
43a700a
16
Hexadecimal
c4fd4a
20
Vigesimal
40deei
36
Base36
7opca
md5
173d305d28e8a2214d9aa4739cab4db3
sha1
e092167fedd63b915f62e631314ed997c2d02552
sha256
e7fdcd0870dbce720a76bd3ffa673b03fb9744e83fc2fa81236f709e7203dafa
sha512
225ab0010359d877978626b3c1710bf4a15554bfc8bedc2ced6682075c70a753c6c1d148651b888ce1ce88f7735a2dd785b347557d86f87efa3e1f3b3491c19c
ripemd-160
cc343704fb04159a35ff7dd418798421a6615fa2
Diameter
25819796
Circumference
81115281.430787
Area
5.2359500475638E+14
Volume
9.0127441396191E+21
Surface area
2.0943800190255E+15
Circumference
81115281.430787
Perimeter
51639592
Area
166665466370404
Diagonal
18257352.840453
Surface area
999992798222424
Volume
2.1516341709643E+21
Space diagonal
22360599.256532
Perimeter
38729694
Area
72168263905175
Altitude
11180299.628266
Surface area
72168263905175
Volume
2.5357251882026E+20
Height
6085784.2801511