21130149 is an odd 8-digits composite number following 21130148
and preceding 21130150 . In scientific notation, it is written as 2.1130149 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 14086764 positive integers (up to 21130149) that are relatively prime to 21130149.
21130149 has 4 divisors, whose sum is 28173536
The reverse of 21130149 is 94103112
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million one hundred thirty thousand one hundred forty-nine
Scientific notation
2.1130149 × 10^7
Engineering notation
2.1130149 × 10^6
Prime Factorization
3 × 7043383
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21130149
Product of the distinct prime numbers
The prime factorization of 21130149 is 3 × 7043383.
Since it has a total of 2 prime factors.
7 , 3 , 84 , 58 , 759 , 760 , 7000 , 5656 , 31921 , 33748 , 346352 , 859318 , 7880967 , 6373868 , 44453357 , 11630710 , 430211449 , 6583292 , 3525495553 , 2157516895
n×2
42260298
n×3
63390447
n×4
84520596
n×5
105650745
n÷2
10565074.5
n÷3
7043383
n÷3
5282537.25
n÷5
4226029.8
n2
446483196762201
n3
9.4342564735816E+21
n4
1.9934724499099E+29
n5
4.2122369893992E+36
2 √n
4596.7541809412
3 √n
276.46119855292
4 √n
67.799367113131
5 √n
29.172961032193
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
-21130148
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 21130149 can be divided by 4 positive divisors.
The sum of these divisors (counting 21130149) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100110101110100101
3
Ternary
1110202112010010
4
Quaternary
1100212232211
5
Quinary
20402131044
6
Senary
2032520433
8
Octal
120465645
10
Decimal
21130149
12
Duodecimal
70b0119
16
Hexadecimal
1426ba5
20
Vigesimal
6c1579
36
Base36
ckw4l
md5
8266b173fce536e6037362a9a00298a3
sha1
b44b1fb9954207992eebd18046253ad82fd5070c
sha256
9c677c1d171efe03b241cdf1b6b8a012895b6de6b4f81e5d7510e6977749e822
sha512
9091e1afe35b0b0a88df5d825c028981a303c6b8fa35cc5a619f06d8be5104cd275f162275b614fefce9e209dedb598301fb82502c7d3c18ee1fe342eadf1b61
ripemd-160
b4a3ef34147b1f093d2b2d452180c950c3c4790c
Diameter
42260298
Circumference
132764641.73532
Area
1.4026683308994E+15
Volume
3.9518121105981E+22
Surface area
5.6106733235977E+15
Circumference
132764641.73532
Perimeter
84520596
Area
446483196762201
Diagonal
29882543.290764
Surface area
2678899180573206
Volume
9.4342564735816E+21
Space diagonal
36598491.639501
Perimeter
63390447
Area
1.9333289537948E+14
Altitude
18299245.81975
Surface area
1.9333289537948E+14
Volume
1.1118377879871E+21
Height
9960847.7635881