21554513 is an odd 8-digits prime number following 21554512
and preceding 21554514 . In scientific notation, it is written as 2.1554513 × 10^7.
The sum of its digits is 26. It has a total of 1 prime factors and 2 positive divisors.
There are 21554512 positive integers (up to 21554513) that are relatively prime to 21554513.
21554513 has 2 divisors, whose sum is 21554514
The reverse of 21554513 is 31545512
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million five hundred fifty-four thousand five hundred thirteen
Scientific notation
2.1554513 × 10^7
Engineering notation
2.1554513 × 10^6
Prime Factorization
21554513
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21554513
Product of the distinct prime numbers
The prime factorization of 21554513 is 21554513.
Since it has a total of 1 prime factors.
5 , 1 , 68 , 66 , 538 , 844 , 9116 , 3983 , 54211 , 8875 , 186355 , 108073 , 7711927 , 1143686 , 12590994 , 53327827 , 303289933 , 965655663 , 2116326053 , 1139200415
n×2
43109026
n×3
64663539
n×4
86218052
n×5
107772565
n÷2
10777256.5
n÷3
7184837.6666667
n÷3
5388628.25
n÷5
4310902.6
n2
464597030667169
n3
1.0014162737277E+22
n4
2.1585040090475E+29
n5
4.6525502723567E+36
2 √n
4642.683814347
3 √n
278.29970008059
4 √n
68.137242491512
5 √n
29.289208995241
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21554514
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10777257
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4642.6839220434
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999907212
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21554513 can be divided by 2 positive divisors.
The sum of these divisors (counting 21554513) is 21554514, the average is 10777257.
Base
System
Value
2
Binary
1010010001110010101010001
3
Ternary
1111120002020022
4
Quaternary
1102032111101
5
Quinary
21004221023
6
Senary
2045553225
8
Octal
122162521
10
Decimal
21554513
12
Duodecimal
7275815
16
Hexadecimal
148e551
20
Vigesimal
6ee65d
36
Base36
ctzkh
md5
6fb8269231cb390a63966834df7c7379
sha1
df841e5d571600214b0dd0cbcba9395533a321ac
sha256
54f8109f78ec7b7a50348076042474728aea5476c7f65e8b28695669db8d653b
sha512
552ebad4b6eae8f3e9dd1fde9d120903d9c6a9faa6260a47f37fc1d511d2924a655d12bb8d7329bb539a0b97b7f20fc286d9f35ca7fe69c2e38722f3e3b6e455
ripemd-160
0433aae58c11f2cdcb85eb082a0d77523ecbed4d
Diameter
43109026
Circumference
135430999.38501
Area
1.4595746184236E+15
Volume
4.1947226783042E+22
Surface area
5.8382984736944E+15
Circumference
135430999.38501
Perimeter
86218052
Area
464597030667169
Diagonal
30482684.614947
Surface area
2787582184003014
Volume
1.0014162737277E+22
Space diagonal
37333511.648404
Perimeter
64663539
Area
2.0117641554029E+14
Altitude
18666755.824202
Surface area
2.0117641554029E+14
Volume
1.1801803965724E+21
Height
10160894.871649