12821430 is an even 8-digits composite number following 12821429
and preceding 12821431 . In scientific notation, it is written as 1.2821430 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 3419040 positive integers (up to 12821430) that are relatively prime to 12821430.
12821430 has 16 divisors, whose sum is 30771504
The reverse of 12821430 is 03412821
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twelve million eight hundred twenty-one thousand four hundred thirty
Scientific notation
1.2821430 × 10^7
Engineering notation
1.2821430 × 10^6
Prime Factorization
2 × 3 × 5 × 427381
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12821430
Product of the distinct prime numbers
The prime factorization of 12821430 is 2 × 3 × 5 × 427381.
Since it has a total of 4 prime factors.
8 , 6 , 38 , 99 , 274 , 160 , 5248 , 1121 , 63858 , 89913 , 17588 , 512152 , 8761289 , 1449977 , 48247331 , 93305733 , 635494742 , 1790543 , 289326818 , 381302855
n×2
25642860
n×3
38464290
n×4
51285720
n×5
64107150
n÷2
6410715
n÷3
4273810
n÷3
3205357.5
n÷5
2564286
n2
164389067244900
n3
2.1077029184458E+21
n4
2.7023765429648E+28
n5
3.4648331679266E+35
2 √n
3580.7024450518
3 √n
234.05189147958
4 √n
59.838970955823
5 √n
26.398988883189
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30 , 427381 , 854762 , 1282143 , 2136905 , 2564286 , 4273810 , 6410715 , 12821430
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
-12821429
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 12821430 can be divided by 16 positive divisors.
The sum of these divisors (counting 12821430) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110000111010001110110110
3
Ternary
220010101200210
4
Quaternary
300322032312
5
Quinary
11240241210
6
Senary
1134450250
8
Octal
60721666
10
Decimal
12821430
12
Duodecimal
4363986
16
Hexadecimal
c3a3b6
20
Vigesimal
402dba
36
Base36
7mt2u
md5
63093f3f566c7b52f44ac0ffa28a02e3
sha1
32a02c65b91b8a8feed6ff637f038f9c8ecaf17f
sha256
82a1a99dbddbd533d13779330d00124f70d4cfb478d808d5cb5f13568bcfd544
sha512
5dfb58d5e224fc53ac9d6627e03f835b3ca26adc5b54898374f5e7f289ca5557a11f12f68a3baaf7261b146500484c3b0dd9f4753f740fc263bfe709c8ecac29
ripemd-160
79a686ae2b4b56799e99e973f6a07d4cd0073e28
Diameter
25642860
Circumference
80559420.593032
Area
5.1644348598706E+14
Volume
8.8287253393854E+21
Surface area
2.0657739439482E+15
Circumference
80559420.593032
Perimeter
51285720
Area
164389067244900
Diagonal
18132240.195017
Surface area
986334403469400
Volume
2.1077029184458E+21
Space diagonal
22207368.185688
Perimeter
38464290
Area
71182554169256
Altitude
11103684.092844
Surface area
71182554169256
Volume
2.4839517105995E+20
Height
6044080.0650058