21554954 is an even 8-digits composite number following 21554953
and preceding 21554955 . In scientific notation, it is written as 2.1554954 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 10475808 positive integers (up to 21554954) that are relatively prime to 21554954.
21554954 has 16 divisors, whose sum is 33244992
The reverse of 21554954 is 45945512
Previous prime number is 43
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million five hundred fifty-four thousand nine hundred fifty-four
Scientific notation
2.1554954 × 10^7
Engineering notation
2.1554954 × 10^6
Prime Factorization
2 × 263 × 43 × 953
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21554954
Product of the distinct prime numbers
The prime factorization of 21554954 is 2 × 263 × 43 × 953.
Since it has a total of 4 prime factors.
2 , 8 , 12 , 17 , 721 , 643 , 5410 , 316 , 78190 , 45655 , 267661 , 67738 , 1833322 , 6978002 , 38084339 , 41673073 , 626529168 , 141108078 , 8613317785 , 6949943276
n×2
43109908
n×3
64664862
n×4
86219816
n×5
107774770
n÷2
10777477
n÷3
7184984.6666667
n÷3
5388738.5
n÷5
4310990.8
n2
464616041942116
n3
1.0014777411724E+22
n4
2.1586806642996E+29
n5
4.6530262419667E+36
2 √n
4642.7313081849
3 √n
278.30159804864
4 √n
68.137591006616
5 √n
29.289328844253
1 , 2 , 43 , 86 , 263 , 526 , 953 , 1906 , 11309 , 22618 , 40979 , 81958 , 250639 , 501278 , 10777477 , 21554954
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
-21554953
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 21554954 can be divided by 16 positive divisors.
The sum of these divisors (counting 21554954) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010001110011100001010
3
Ternary
1111120002211122
4
Quaternary
1102032130022
5
Quinary
21004224304
6
Senary
2045555242
8
Octal
122163412
10
Decimal
21554954
12
Duodecimal
7275b22
16
Hexadecimal
148e70a
20
Vigesimal
6ee77e
36
Base36
ctzwq
md5
c530173b2239cafa238710804ffb81da
sha1
669c5ca3f3ac1906bd5cf018e9d302e10dbee302
sha256
71f9ab05f74ffdf071c9075e789d01e93a66877e270955a5739b756e14d85556
sha512
27ab735e337946e543778ff5904966700090542e89c07d0c94b6f408050a6147da29abdce62ba95b36a0bb1e21ebc297073a7b5f46115203727844c5c490bfe4
ripemd-160
e42027e894f5f53fcae8095f8f83a7b77c37565e
Diameter
43109908
Circumference
135433770.26973
Area
1.4596343441053E+15
Volume
4.1949801525347E+22
Surface area
5.8385373764213E+15
Circumference
135433770.26973
Perimeter
86219816
Area
464616041942116
Diagonal
30483308.283128
Surface area
2787696251652696
Volume
1.0014777411724E+22
Space diagonal
37334275.48281
Perimeter
64664862
Area
2.0118464766382E+14
Altitude
18667137.741405
Surface area
2.0118464766382E+14
Volume
1.1802528366507E+21
Height
10161102.761043