21553653 is an odd 8-digits composite number following 21553652
and preceding 21553654 . In scientific notation, it is written as 2.1553653 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 12979440 positive integers (up to 21553653) that are relatively prime to 21553653.
21553653 has 16 divisors, whose sum is 31550976
The reverse of 21553653 is 35635512
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million five hundred fifty-three thousand six hundred fifty-three
Scientific notation
2.1553653 × 10^7
Engineering notation
2.1553653 × 10^6
Prime Factorization
3 × 11 × 163 × 4007
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21553653
Product of the distinct prime numbers
The prime factorization of 21553653 is 3 × 11 × 163 × 4007.
Since it has a total of 4 prime factors.
7 , 2 , 20 , 3 , 144 , 730 , 8311 , 2787 , 77010 , 86532 , 423692 , 467265 , 794913 , 7249945 , 93314745 , 11602790 , 629571969 , 793281706 , 5641412338 , 1384840085
n×2
43107306
n×3
64660959
n×4
86214612
n×5
107768265
n÷2
10776826.5
n÷3
7184551
n÷3
5388413.25
n÷5
4310730.6
n2
464559957644409
n3
1.0012964124762E+22
n4
2.1581595424658E+29
n5
4.6516221896946E+36
2 √n
4642.5911945809
3 √n
278.29599875325
4 √n
68.13656283216
5 √n
29.288975270436
1 , 3 , 11 , 33 , 163 , 489 , 1793 , 4007 , 5379 , 12021 , 44077 , 132231 , 653141 , 1959423 , 7184551 , 21553653
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21553652
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21553653 can be divided by 16 positive divisors.
The sum of these divisors (counting 21553653) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010001110000111110101
3
Ternary
1111120001001110
4
Quaternary
1102032013311
5
Quinary
21004204103
6
Senary
2045545233
8
Octal
122160765
10
Decimal
21553653
12
Duodecimal
7275219
16
Hexadecimal
148e1f5
20
Vigesimal
6ee42d
36
Base36
ctywl
md5
6dc6f66aae5a50d81a60aef905fba172
sha1
7e15fad48dbc7ed24d0c1f0670dbea63ea415819
sha256
96d0fce3ba87e6af45c100caf0e7c58559b6088028ebb989d70dc979fdf54fa7
sha512
fa0d4776be25a5743847952c00906f59c89bb5c4f63e6027c133c867329ac415166295dfccbb7689cc353bc38498b17e80a0f1604292a0e03e1b2be70998d700
ripemd-160
6f7f53a79796ca749e0d385bf4cfebd8dd383f46
Diameter
43107306
Circumference
135425595.84565
Area
1.4594581500877E+15
Volume
4.1942206046682E+22
Surface area
5.8378326003506E+15
Circumference
135425595.84565
Perimeter
86214612
Area
464559957644409
Diagonal
30481468.391284
Surface area
2787359745866454
Volume
1.0012964124762E+22
Space diagonal
37332022.084709
Perimeter
64660959
Area
2.0116036245054E+14
Altitude
18666011.042355
Surface area
2.0116036245054E+14
Volume
1.1800391387328E+21
Height
10160489.463761