21551029 is an odd 8-digits composite number following 21551028
and preceding 21551030 . In scientific notation, it is written as 2.1551029 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 21477184 positive integers (up to 21551029) that are relatively prime to 21551029.
21551029 has 4 divisors, whose sum is 21624876
The reverse of 21551029 is 92015512
Previous prime number is 293
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million five hundred fifty-one thousand twenty-nine
Scientific notation
2.1551029 × 10^7
Engineering notation
2.1551029 × 10^6
Prime Factorization
293 × 73553
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21551029
Product of the distinct prime numbers
The prime factorization of 21551029 is 293 × 73553.
Since it has a total of 2 prime factors.
9 , 2 , 68 , 47 , 395 , 93 , 2046 , 7746 , 15119 , 58119 , 523888 , 335853 , 8877030 , 689630 , 39142261 , 16719330 , 109522614 , 305695365 , 5878243696 , 4825358212
n×2
43102058
n×3
64653087
n×4
86204116
n×5
107755145
n÷2
10775514.5
n÷3
7183676.3333333
n÷3
5387757.25
n÷5
4310205.8
n2
464446850958841
n3
1.0009307553973E+22
n4
2.1571087736558E+29
n5
4.6487913737211E+36
2 √n
4642.3085851761
3 √n
278.28470479244
4 √n
68.134488955126
5 √n
29.288262091895
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
-21551028
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 21551029 can be divided by 4 positive divisors.
The sum of these divisors (counting 21551029) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010001101011110110101
3
Ternary
1111112220110021
4
Quaternary
1102031132311
5
Quinary
21004113104
6
Senary
2045525141
8
Octal
122153665
10
Decimal
21551029
12
Duodecimal
72737b1
16
Hexadecimal
148d7b5
20
Vigesimal
6edhb9
36
Base36
ctwvp
md5
a4b8452a57177fc602ff22a0417cb220
sha1
83a83e40fa60d2a210daa3eb060aacb6699937f3
sha256
90fa6d36c4a187fdc49d1bfde0b0e3c206930fafc9e3e3f087e79bf35014bb4d
sha512
6fae96072d7580f83ccf13392b431908365cd7e125783f64c7e9aecf551678e40847c537775e1e3e69dcc178e03f1807448b918c8332ab285567cf875ec84eb0
ripemd-160
e9523623ea2b978cb30938609a7bd94250258684
Diameter
43102058
Circumference
135409108.7674
Area
1.4591028149552E+15
Volume
4.1926889438775E+22
Surface area
5.8364112598208E+15
Circumference
135409108.7674
Perimeter
86204116
Area
464446850958841
Diagonal
30477757.494896
Surface area
2786681105753046
Volume
1.0009307553973E+22
Space diagonal
37327477.18339
Perimeter
64653087
Area
2.0111138581902E+14
Altitude
18663738.591695
Surface area
2.0111138581902E+14
Volume
1.1796082077326E+21
Height
10159252.498299