21551030 is an even 8-digits composite number following 21551029
and preceding 21551031 . In scientific notation, it is written as 2.1551030 × 10^7.
The sum of its digits is 17. It has a total of 3 prime factors and 8 positive divisors.
There are 8620408 positive integers (up to 21551030) that are relatively prime to 21551030.
21551030 has 8 divisors, whose sum is 38791872
The reverse of 21551030 is 03015512
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty-one million five hundred fifty-one thousand thirty
Scientific notation
2.1551030 × 10^7
Engineering notation
2.1551030 × 10^6
Prime Factorization
2 × 5 × 2155103
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21551030
Product of the distinct prime numbers
The prime factorization of 21551030 is 2 × 5 × 2155103.
Since it has a total of 3 prime factors.
8 , 3 , 84 , 57 , 393 , 335 , 735 , 8818 , 53697 , 53491 , 682643 , 46815 , 4370715 , 3551778 , 61916008 , 13671809 , 652848022 , 312641995 , 2504336735 , 547525028
n×2
43102060
n×3
64653090
n×4
86204120
n×5
107755150
n÷2
10775515
n÷3
7183676.6666667
n÷3
5387757.5
n÷5
4310206
n2
464446894060900
n3
1.0009308947313E+22
n4
2.1571091740282E+29
n5
4.6487924522756E+36
2 √n
4642.3086928812
3 √n
278.28470909671
4 √n
68.134489745511
5 √n
29.288262363699
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
-21551029
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 21551030 can be divided by 8 positive divisors.
The sum of these divisors (counting 21551030) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010001101011110110110
3
Ternary
1111112220110022
4
Quaternary
1102031132312
5
Quinary
21004113110
6
Senary
2045525142
8
Octal
122153666
10
Decimal
21551030
12
Duodecimal
72737b2
16
Hexadecimal
148d7b6
20
Vigesimal
6edhba
36
Base36
ctwvq
md5
ca55f146b7d79fd2174fdeeeea920e83
sha1
25257f014da45c2132e80c2ae89b7ad36e169b3f
sha256
268870ae76f49af4855d534906fc186ddabcb20fcd6328f75234f0ffe0d3e33e
sha512
b782d0a8462fb0f20f95b6528e79bb88e255cc4223a66617514f7f808a82ff8c44e776e2be4eee1ad3fa93a443d310a9a32aa54aa51f6a692f7d6456df4f8a2c
ripemd-160
a999fcec605efd932b9221b7a61e87551cbd6286
Diameter
43102060
Circumference
135409115.05059
Area
1.4591029503643E+15
Volume
4.1926895275187E+22
Surface area
5.8364118014573E+15
Circumference
135409115.05059
Perimeter
86204120
Area
464446894060900
Diagonal
30477758.909109
Surface area
2786681364365400
Volume
1.0009308947313E+22
Space diagonal
37327478.915441
Perimeter
64653090
Area
2.0111140448276E+14
Altitude
18663739.457721
Surface area
2.0111140448276E+14
Volume
1.1796083719394E+21
Height
10159252.969703