12921311 is an odd 8-digits composite number following 12921310
and preceding 12921312 . In scientific notation, it is written as 1.2921311 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 11299392 positive integers (up to 12921311) that are relatively prime to 12921311.
12921311 has 8 divisors, whose sum is 14647920
The reverse of 12921311 is 11312921
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twelve million nine hundred twenty-one thousand three hundred eleven
Scientific notation
1.2921311 × 10^7
Engineering notation
1.2921311 × 10^6
Prime Factorization
19 × 13 × 52313
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12921311
Product of the distinct prime numbers
The prime factorization of 12921311 is 19 × 13 × 52313.
Since it has a total of 3 prime factors.
7 , 1 , 22 , 70 , 330 , 978 , 1536 , 1313 , 95385 , 48859 , 730466 , 3740 , 3292230 , 6265756 , 62472101 , 62445603 , 205424782 , 188610989 , 6560125702 , 760137881
n×2
25842622
n×3
38763933
n×4
51685244
n×5
64606555
n÷2
6460655.5
n÷3
4307103.6666667
n÷3
3230327.75
n÷5
2584262.2
n2
166960277958721
n3
2.1573456761511E+21
n4
2.7875734416053E+28
n5
3.6019103374323E+35
2 √n
3594.6225114746
3 √n
234.65808735458
4 √n
59.955170848515
5 √n
26.4399917869
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
-12921310
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 12921311 can be divided by 8 positive divisors.
The sum of these divisors (counting 12921311) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001010010100111011111
3
Ternary
220022110201002
4
Quaternary
301102213133
5
Quinary
11301440221
6
Senary
1140540515
8
Octal
61224737
10
Decimal
12921311
12
Duodecimal
43b173b
16
Hexadecimal
c529df
20
Vigesimal
40f35b
36
Base36
7oy5b
md5
302f0e52b8dccc19ca412aaea74dc864
sha1
b2659345a581c92325d626939fc2aac4a13ef69f
sha256
9fd7a11db6800537639d9a045865cbc86ccaff5654607024d71c0fbd20d944a3
sha512
87d4520de67ac6673c8a7620134b2e97a0188bca2c4138d3e4623a6118af49b599b90bb9ec73f3ae8a8c2ed40d4b497af1b3c8184b72a3142b5eb01039c944a3
ripemd-160
6633714fc3cd354576f4c853b8a95e52c04ca660
Diameter
25842622
Circumference
81186991.424698
Area
5.2452118267643E+14
Volume
9.0366684365999E+21
Surface area
2.0980847307057E+15
Circumference
81186991.424698
Perimeter
51685244
Area
166960277958721
Diagonal
18273493.259841
Surface area
1001761667752326
Volume
2.1573456761511E+21
Space diagonal
22380367.152399
Perimeter
38763933
Area
72295921067582
Altitude
11190183.576199
Surface area
72295921067582
Volume
2.5424562616165E+20
Height
6091164.4199469