21553873 is an odd 8-digits composite number following 21553872
and preceding 21553874 . In scientific notation, it is written as 2.1553873 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 18918480 positive integers (up to 21553873) that are relatively prime to 21553873.
21553873 has 8 divisors, whose sum is 24324480
The reverse of 21553873 is 37835512
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million five hundred fifty-three thousand eight hundred seventy-three
Scientific notation
2.1553873 × 10^7
Engineering notation
2.1553873 × 10^6
Prime Factorization
11 × 29 × 67567
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21553873
Product of the distinct prime numbers
The prime factorization of 21553873 is 11 × 29 × 67567.
Since it has a total of 3 prime factors.
4 , 1 , 85 , 86 , 567 , 622 , 9781 , 5700 , 93291 , 11691 , 903855 , 215005 , 8224237 , 3332738 , 86220687 , 15159608 , 915526649 , 376323138 , 7459840568 , 4462143867
n×2
43107746
n×3
64661619
n×4
86215492
n×5
107769365
n÷2
10776936.5
n÷3
7184624.3333333
n÷3
5388468.25
n÷5
4310774.6
n2
464569441300129
n3
1.0013270737464E+22
n4
2.1582476578991E+29
n5
4.6518595920906E+36
2 √n
4642.6148881853
3 √n
278.2969456138
4 √n
68.136736700442
5 √n
29.289035061212
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
-21553872
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 21553873 can be divided by 8 positive divisors.
The sum of these divisors (counting 21553873) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010001110001011010001
3
Ternary
1111120001100121
4
Quaternary
1102032023101
5
Quinary
21004210443
6
Senary
2045550241
8
Octal
122161321
10
Decimal
21553873
12
Duodecimal
7275381
16
Hexadecimal
148e2d1
20
Vigesimal
6ee4dd
36
Base36
ctz2p
md5
f61636c4e5bfdd60332459f1f45c48fb
sha1
ff3784c321ef2122d674799890f3ab90b37324e9
sha256
dcd8a6bc19ef75ecba5d2e952a069e550810631061a8db865f16866e51a9a853
sha512
ad0b63c28093f23d0b78161df5d91bef31df90c810fdbd4a36f8159a02f1c58169ad24048c370cb234f8b9f72444f07f57362cef7329292a09f3f5ce4370892a
ripemd-160
fd5a03320154999f06d55e7b91fe2caac22a9369
Diameter
43107746
Circumference
135426978.14641
Area
1.4594879438708E+15
Volume
4.1943490382963E+22
Surface area
5.8379517754832E+15
Circumference
135426978.14641
Perimeter
86215492
Area
464569441300129
Diagonal
30481779.518267
Surface area
2787416647800774
Volume
1.0013270737464E+22
Space diagonal
37332403.135887
Perimeter
64661619
Area
2.0116446899393E+14
Altitude
18666201.567944
Surface area
2.0116446899393E+14
Volume
1.1800752733863E+21
Height
10160593.172756