12129621 is an odd 8-digits composite number following 12129620
and preceding 12129622 . In scientific notation, it is written as 1.2129621 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 6931200 positive integers (up to 12129621) that are relatively prime to 12129621.
12129621 has 4 divisors, whose sum is 12707244
The reverse of 12129621 is 12692121
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twelve million one hundred twenty-nine thousand six hundred twenty-one
Scientific notation
1.2129621 × 10^7
Engineering notation
1.2129621 × 10^6
Prime Factorization
21 × 577601
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12129621
Product of the distinct prime numbers
The prime factorization of 12129621 is 21 × 577601.
Since it has a total of 2 prime factors.
4 , 6 , 7 , 23 , 26 , 461 , 5501 , 4179 , 32315 , 64730 , 698878 , 863210 , 3593483 , 6801565 , 23074715 , 83193751 , 418787973 , 263378515 , 5089154660 , 2993984350
n×2
24259242
n×3
36388863
n×4
48518484
n×5
60648105
n÷2
6064810.5
n÷3
4043207
n÷3
3032405.25
n÷5
2425924.2
n2
147127705603641
n3
1.7846033075717E+21
n4
2.1646561756192E+28
n5
2.625645900557E+35
2 √n
3482.7605430176
3 √n
229.76422593834
4 √n
59.014917970099
5 √n
26.107750052184
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
-12129620
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 12129621 can be divided by 4 positive divisors.
The sum of these divisors (counting 12129621) is 1, the average is 0.25.
Base
System
Value
2
Binary
101110010001010101010101
3
Ternary
211211020201020
4
Quaternary
232101111111
5
Quinary
11101121441
6
Senary
1111551353
8
Octal
56212525
10
Decimal
12129621
12
Duodecimal
408b559
16
Hexadecimal
b91555
20
Vigesimal
3fg411
36
Base36
77z9x
md5
3a84c0c6ef2d4fa805ef79de5590e7a4
sha1
6c587241d3057139dc6f1ea7dffe4ad70db99182
sha256
6f8be48597856415918a8cd90306556f5ce705af9b0daf076f40bb44da2d595c
sha512
63f0061e39b221c859fb8cc45ad55c8ea3eeaab0eca2b746aa070c128127125b525fcd3cec6c26ca42a7e240148b3f131ca0d6c8def8f9e4018fd2fd66e35918
ripemd-160
1288d81b31e99b3687ada99798be41990119c247
Diameter
24259242
Circumference
76212656.448857
Area
4.6221531906392E+14
Volume
7.4753288541859E+21
Surface area
1.8488612762557E+15
Circumference
76212656.448857
Perimeter
48518484
Area
147127705603641
Diagonal
17153874.524646
Surface area
882766233621846
Volume
1.7846033075717E+21
Space diagonal
21009119.848554
Perimeter
36388863
Area
63708165326636
Altitude
10504559.924277
Surface area
63708165326636
Volume
2.1031751675199E+20
Height
5717958.1748818