12138910 is an even 8-digits composite number following 12138909
and preceding 12138911 . In scientific notation, it is written as 1.2138910 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 16 positive divisors.
There are 3942432 positive integers (up to 12138910) that are relatively prime to 12138910.
12138910 has 16 divisors, whose sum is 19716480
The reverse of 12138910 is 01983121
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twelve million one hundred thirty-eight thousand nine hundred ten
Scientific notation
1.2138910 × 10^7
Engineering notation
1.2138910 × 10^6
Prime Factorization
2 × 35 × 19 × 9127
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12138910
Product of the distinct prime numbers
The prime factorization of 12138910 is 2 × 35 × 19 × 9127.
Since it has a total of 4 prime factors.
4 , 4 , 61 , 72 , 97 , 289 , 2425 , 2385 , 48653 , 35759 , 923336 , 219316 , 3222275 , 6019325 , 16386255 , 60621928 , 771189698 , 574836799 , 421250452 , 1171447329
n×2
24277820
n×3
36416730
n×4
48555640
n×5
60694550
n÷2
6069455
n÷3
4046303.3333333
n÷3
3034727.5
n÷5
2427782
n2
147353135988100
n3
1.7887064559773E+21
n4
2.1712946685527E+28
n5
2.6357150565042E+35
2 √n
3484.0938563707
3 √n
229.82286298089
4 √n
59.02621329859
5 √n
26.111747549486
1 , 2 , 19 , 35 , 38 , 70 , 665 , 1330 , 9127 , 18254 , 173413 , 319445 , 346826 , 638890 , 6069455 , 12138910
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12138909
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12138910 can be divided by 16 positive divisors.
The sum of these divisors (counting 12138910) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101110010011100110011110
3
Ternary
211211201110021
4
Quaternary
232103212132
5
Quinary
11101421120
6
Senary
1112102354
8
Octal
56234636
10
Decimal
12138910
12
Duodecimal
40949ba
16
Hexadecimal
b9399e
20
Vigesimal
3fh75a
36
Base36
786fy
md5
020a793a471280d5a2f9d4fed8cb898c
sha1
654d6904e7b4d2d26f85c0834173a3a3e888fde7
sha256
7ef4f1742ee774d35ec413652ca8ba85ecb603060567e0b9bba4ad4b0a7d91fc
sha512
40e3b79e597d8592bd8ea40306d0add4fa189491c56058720ca88f605e83043cc6fe55b327449bd32750b4a4495aa3398d587142906009c01ea35d4d46ab1e1f
ripemd-160
077719473944c4e0fca4bad75015af1895fc6560
Diameter
24277820
Circumference
76271020.957175
Area
4.6292352950363E+14
Volume
7.4925160820359E+21
Surface area
1.8516941180145E+15
Circumference
76271020.957175
Perimeter
48555640
Area
147353135988100
Diagonal
17167011.154426
Surface area
884118815928600
Volume
1.7887064559773E+21
Space diagonal
21025208.868506
Perimeter
36416730
Area
63805779546499
Altitude
10512604.434253
Surface area
63805779546499
Volume
2.1080107742895E+20
Height
5722337.0514755