21131273 is an odd 8-digits composite number following 21131272
and preceding 21131274 . In scientific notation, it is written as 2.1131273 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 20212500 positive integers (up to 21131273) that are relatively prime to 21131273.
21131273 has 4 divisors, whose sum is 22050048
The reverse of 21131273 is 37213112
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-one million one hundred thirty-one thousand two hundred seventy-three
Scientific notation
2.1131273 × 10^7
Engineering notation
2.1131273 × 10^6
Prime Factorization
23 × 918751
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21131273
Product of the distinct prime numbers
The prime factorization of 21131273 is 23 × 918751.
Since it has a total of 2 prime factors.
3 , 3 , 47 , 32 , 192 , 931 , 4594 , 6905 , 86327 , 49594 , 118823 , 662817 , 1322381 , 2286370 , 40339926 , 97747009 , 77546024 , 187833054 , 3918739555 , 8474506355
n×2
42262546
n×3
63393819
n×4
84525092
n×5
105656365
n÷2
10565636.5
n÷3
7043757.6666667
n÷3
5282818.25
n÷5
4226254.6
n2
446530698600529
n3
9.4357620950085E+21
n4
1.9938966479268E+29
n5
4.2133574401125E+36
2 √n
4596.8764394967
3 √n
276.46610050412
4 √n
67.800268727319
5 √n
29.173271391675
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
-21131272
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 21131273 can be divided by 4 positive divisors.
The sum of these divisors (counting 21131273) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100111000000001001
3
Ternary
1110202120122202
4
Quaternary
1100213000021
5
Quinary
20402200043
6
Senary
2032525545
8
Octal
120470011
10
Decimal
21131273
12
Duodecimal
70b08b5
16
Hexadecimal
1427009
20
Vigesimal
6c183d
36
Base36
ckwzt
md5
64ef363b7910783605d7a3cfb463f4be
sha1
5f73575e66366fffbef96c9527c70346f220b580
sha256
9a8adabe3e9e96a0a41aecf6a346830f28cd8abdfbb8427623f27f2c288d371e
sha512
9ed983ff5b502dfe0e5a55227d4e58142d992d9fc8e89bcdc08aa5c9bb5a4b7ee925bd71836406982fcec6fbd23b49e7e6375b4a8facdfcec19c5fbeae3d5539
ripemd-160
fe20cf1328ac2a04edef6b287f845d8ea8ef10b7
Diameter
42262546
Circumference
132771704.0356
Area
1.4028175623257E+15
Volume
3.9524427838266E+22
Surface area
5.611270249303E+15
Circumference
132771704.0356
Perimeter
84525092
Area
446530698600529
Diagonal
29884132.866808
Surface area
2679184191603174
Volume
9.4357620950085E+21
Space diagonal
36600438.464608
Perimeter
63393819
Area
1.9335346427884E+14
Altitude
18300219.232304
Surface area
1.9335346427884E+14
Volume
1.1120152271739E+21
Height
9961377.6222695