12921312 is an even 8-digits composite number following 12921311
and preceding 12921313 . In scientific notation, it is written as 1.2921312 × 10^7.
The sum of its digits is 21. It has a total of 7 prime factors and 24 positive divisors.
There are 4307072 positive integers (up to 12921312) that are relatively prime to 12921312.
12921312 has 24 divisors, whose sum is 33918696
The reverse of 12921312 is 21312921
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twelve million nine hundred twenty-one thousand three hundred twelve
Scientific notation
1.2921312 × 10^7
Engineering notation
1.2921312 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 3 × 134597
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
807582
Product of the distinct prime numbers
The prime factorization of 12921312 is 2 × 2 × 2 × 2 × 2 × 3 × 134597.
Since it has a total of 7 prime factors.
7 , 3 , 21 , 20 , 616 , 192 , 8276 , 5311 , 16473 , 13409 , 805049 , 943533 , 3077123 , 5699426 , 76858956 , 27062049 , 110080572 , 48513347 , 3066272362 , 8330889832
n×2
25842624
n×3
38763936
n×4
51685248
n×5
64606560
n÷2
6460656
n÷3
4307104
n÷3
3230328
n÷5
2584262.4
n2
166960303801344
n3
2.157346177032E+21
n4
2.7875743045437E+28
n5
3.6019117312192E+35
2 √n
3594.6226505713
3 √n
234.65809340809
4 √n
59.95517200852
5 √n
26.439992196147
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 32 , 48 , 96 , 134597 , 269194 , 403791 , 538388 , 807582 , 1076776 , 1615164 , 2153552 , 3230328 , 4307104 , 6460656 , 12921312
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12921311
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12921312 can be divided by 24 positive divisors.
The sum of these divisors (counting 12921312) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
110001010010100111100000
3
Ternary
220022110201010
4
Quaternary
301102213200
5
Quinary
11301440222
6
Senary
1140540520
8
Octal
61224740
10
Decimal
12921312
12
Duodecimal
43b1740
16
Hexadecimal
c529e0
20
Vigesimal
40f35c
36
Base36
7oy5c
md5
97b7164ab9bb0bb0b36f4b7f62fc541f
sha1
5e5752b9d858b2f2027ca3ba4f290b5ac1b9dbed
sha256
5dc498838f901275332269fb8eabc227a36fa637995d9aa4561098731d2b88d9
sha512
ad2cfe79789b875bd2a2bb65377d0f33329a66deaf2a85f6064929a5ab6ca9733639740b765f7e182360486771a7cfa7ef9e0e91fbc95e72fc53af021b32ba7c
ripemd-160
1bea7dc32196c56bc7036bb9280f4de357a3cbd0
Diameter
25842624
Circumference
81186997.707883
Area
5.2452126386342E+14
Volume
9.0366705346848E+21
Surface area
2.0980850554537E+15
Circumference
81186997.707883
Perimeter
51685248
Area
166960303801344
Diagonal
18273494.674054
Surface area
1001761822808064
Volume
2.157346177032E+21
Space diagonal
22380368.884449
Perimeter
38763936
Area
72295932257766
Altitude
11190184.442225
Surface area
72295932257766
Volume
2.5424568519103E+20
Height
6091164.8913514