12845021 is an odd 8-digits composite number following 12845020
and preceding 12845022 . In scientific notation, it is written as 1.2845021 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 11010012 positive integers (up to 12845021) that are relatively prime to 12845021.
12845021 has 4 divisors, whose sum is 14680032
The reverse of 12845021 is 12054821
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twelve million eight hundred forty-five thousand twenty-one
Scientific notation
1.2845021 × 10^7
Engineering notation
1.2845021 × 10^6
Prime Factorization
7 × 1835003
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12845021
Product of the distinct prime numbers
The prime factorization of 12845021 is 7 × 1835003.
Since it has a total of 2 prime factors.
9 , 2 , 58 , 42 , 858 , 294 , 4226 , 3160 , 26920 , 8193 , 282942 , 325289 , 6727648 , 2949279 , 21046316 , 22389656 , 362928760 , 400319745 , 6625191947 , 9879625486
n×2
25690042
n×3
38535063
n×4
51380084
n×5
64225105
n÷2
6422510.5
n÷3
4281673.6666667
n÷3
3211255.25
n÷5
2569004.2
n2
164994564490441
n3
2.1193586457656E+21
n4
2.722320631139E+28
n5
3.4968265675714E+35
2 √n
3583.9951171842
3 √n
234.19535273052
4 √n
59.866477407512
5 √n
26.408696391563
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
-12845020
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 12845021 can be divided by 4 positive divisors.
The sum of these divisors (counting 12845021) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000111111111111011101
3
Ternary
220011121001112
4
Quaternary
300333333131
5
Quinary
11242020041
6
Senary
1135151405
8
Octal
60777735
10
Decimal
12845021
12
Duodecimal
4375565
16
Hexadecimal
c3ffdd
20
Vigesimal
405cb1
36
Base36
7nba5
md5
77dcd43255d03d1ba27d3b1096cf94a5
sha1
210757b39819a7301ec73fdec6e03c27c24b1272
sha256
d8bdd29b0d6dba0d25fee3a50802ccb161ced0f2f72abcc12100809a2b60654e
sha512
84ae97c5e477891212d01e06fb8314ffdbb6e17f3e64cb3d1d9865e6526696c3e29d408a57a2b2fe3e45f4ecc846225d0f2f19acc5a92e9f520253294e4a44a2
ripemd-160
078fc3f07da596796bde31ae9d9e65fc7025dd74
Diameter
25690042
Circumference
80707647.217613
Area
5.1834571168542E+14
Volume
8.8775487358122E+21
Surface area
2.0733828467417E+15
Circumference
80707647.217613
Perimeter
51380084
Area
164994564490441
Diagonal
18165602.907167
Surface area
989967386942646
Volume
2.1193586457656E+21
Space diagonal
22248228.996289
Perimeter
38535063
Area
71444742167536
Altitude
11124114.498145
Surface area
71444742167536
Volume
2.4976881169786E+20
Height
6055200.9690557