Max	9223372036854775807
25835	Positive integer
0b10001100	Binary number
01771452	Octal number
0x129abf	Hex number
5.012 * 10^7	Scientific notation
2^4 * 5	Factorized form
*	Random number

12821809 (number)

12821809 is an odd 8-digits composite number following 12821808 and preceding 12821810. In scientific notation, it is written as 1.2821809 × 10^7. The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors. There are 9221760 positive integers (up to 12821809) that are relatively prime to 12821809.

Interesting facts

12821809 has 8 divisors, whose sum is 14142240
The reverse of 12821809 is 90812821
Previous prime number is 91

Basic properties

Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4

Name

Name	twelve million eight hundred twenty-one thousand eight hundred nine

Notation

Scientific notation	1.2821809 × 10^7
Engineering notation	1.2821809 × 10^6

Prime Factorization of 12821809

Prime Factorization 11 × 91 × 12809

Composite number

ω	Distinct Factors	3	Total number of distinct prime factors
Ω	Total Factors	3	Total number of prime factors
rad	Radical	12821809	Product of the distinct prime numbers

The prime factorization of 12821809 is 11 × 91 × 12809. Since it has a total of 3 prime factors.

Most popular turbo-numbers

10, 3, 44, 49, 635, 765, 6813, 475, 20865, 31182, 632923, 868088, 6758864, 735338, 92796984, 75308609, 520978129, 90612578, 1806032037, 4451038939

Basic calculations (n = 12821809)

Multiplication

n×y

n×2	25643618
n×3	38465427
n×4	51287236
n×5	64109045

Division

n÷y

n÷2	6410904.5
n÷3	4273936.3333333
n÷3	3205452.25
n÷5	2564361.8

Exponentiation

n^y

n²	164398786032481
n³	2.1078898343403E+21
n⁴	2.7026960848953E+28
n⁵	3.4653452985576E+35

Nth Root

^y√n

²√n	3580.7553672375
³√n	234.05419763921
⁴√n	59.8394131592
⁵√n	26.39914495156

Divisors of 12821809

1, 11, 91, 1001, 12809, 140899, 1165619, 12821809

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	-12821808	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 12821809 can be divided by 8 positive divisors. The sum of these divisors (counting 12821809) is 1, the average is 0.125.

Base conversion 12821809

Base	System	Value
2	Binary	110000111010010100110001
3	Ternary	220010102012211
4	Quaternary	300322110301
5	Quinary	11240244214
6	Senary	1134452121
8	Octal	60722461
10	Decimal	12821809
12	Duodecimal	4364041
16	Hexadecimal	c3a531
20	Vigesimal	402ea9
36	Base36	7mtdd

Cryptographic Hash Functions

md5	7bb58cef83ee2ef954a89650da81fedd
sha1	e23d483924ee213dca89389c9043d83b9de602cc
sha256	f9fdbca74689e068770b9ebc859781f8c614ef932996f2fc30714d18110c981b
sha512	1afcbc71b01a69e7e02944ef64e863059f79420299c6a0630f03fb1093df2f74cd6377089dc9e23c3679fca70c597c97ec4e1e5e409df1e3489a5c1819d67bdf
ripemd-160	14c3b9342671cc809728de4edd97a262884e122e

12821809 as geometric shapes

Circle

Radius = n

Diameter	25643618
Circumference	80561801.920263
Area	5.1647401845872E+14

Sphere

Radius = n

Volume	8.8295082908536E+21
Surface area	2.0658960738349E+15
Circumference	80561801.920263

Square

Length = n

Perimeter	51287236
Area	164398786032481
Diagonal	18132776.181957

Cube

Length = n

Surface area	986392716194886
Volume	2.1078898343403E+21
Space diagonal	22208024.632944

Equilateral Triangle

Length = n

Perimeter	38465427
Area	71186762527725
Altitude	11104012.316472

Triangular Pyramid

Length = n

Surface area	71186762527725
Volume	2.4841719930937E+20
Height	6044258.7273191