12139621 is an odd 8-digits composite number following 12139620
and preceding 12139622 . In scientific notation, it is written as 1.2139621 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 11205792 positive integers (up to 12139621) that are relatively prime to 12139621.
12139621 has 4 divisors, whose sum is 13073452
The reverse of 12139621 is 12693121
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twelve million one hundred thirty-nine thousand six hundred twenty-one
Scientific notation
1.2139621 × 10^7
Engineering notation
1.2139621 × 10^6
Prime Factorization
13 × 933817
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12139621
Product of the distinct prime numbers
The prime factorization of 12139621 is 13 × 933817.
Since it has a total of 2 prime factors.
9 , 6 , 37 , 64 , 162 , 32 , 4751 , 27 , 61329 , 82316 , 953086 , 165326 , 1878864 , 3024758 , 29504510 , 66597656 , 350233517 , 100479500 , 6238725625 , 3474870732
n×2
24279242
n×3
36418863
n×4
48558484
n×5
60698105
n÷2
6069810.5
n÷3
4046540.3333333
n÷3
3034905.25
n÷5
2427924.2
n2
147370398023641
n3
1.7890207786262E+21
n4
2.1718034213646E+28
n5
2.636487042187E+35
2 √n
3484.1958900154
3 √n
229.82734995337
4 √n
59.027077600161
5 √n
26.112053425674
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
-12139620
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 12139621 can be divided by 4 positive divisors.
The sum of these divisors (counting 12139621) is 1, the average is 0.25.
Base
System
Value
2
Binary
101110010011110001100101
3
Ternary
211211202102121
4
Quaternary
232103301211
5
Quinary
11101431441
6
Senary
1112105541
8
Octal
56236145
10
Decimal
12139621
12
Duodecimal
40952b1
16
Hexadecimal
b93c65
20
Vigesimal
3fh911
36
Base36
786zp
md5
4dd01e7713e9f3569717a18043e30cc9
sha1
ebb54205fef76922fc5b1348b3e7e20244e1bc36
sha256
dfe6a5beae8c68993f39f8d6962c1c70fc3ea1aca1e75cb1a1f501285eef300a
sha512
79ac8b95facdd4b5732226200f17bd2478f0155dece14362ac2e6552c5c95ff674cd72ccfe5989231cf0ad4e505f345fb1be9d0b0640f20ae0b9f91f3426a4e2
ripemd-160
f2a7e00007b1e383dedb7fa4b21e2f23a70ea365
Diameter
24279242
Circumference
76275488.301929
Area
4.6297775978767E+14
Volume
7.4938327136685E+21
Surface area
1.8519110391507E+15
Circumference
76275488.301929
Perimeter
48558484
Area
147370398023641
Diagonal
17168016.660269
Surface area
884222388141846
Volume
1.7890207786262E+21
Space diagonal
21026440.35663
Perimeter
36418863
Area
63813254227149
Altitude
10513220.178315
Surface area
63813254227149
Volume
2.1083812070836E+20
Height
5722672.2200897