21554969 is an odd 8-digits prime number following 21554968
and preceding 21554970 . In scientific notation, it is written as 2.1554969 × 10^7.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 21554968 positive integers (up to 21554969) that are relatively prime to 21554969.
21554969 has 2 divisors, whose sum is 21554970
The reverse of 21554969 is 96945512
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty-one million five hundred fifty-four thousand nine hundred sixty-nine
Scientific notation
2.1554969 × 10^7
Engineering notation
2.1554969 × 10^6
Prime Factorization
21554969
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21554969
Product of the distinct prime numbers
The prime factorization of 21554969 is 21554969.
Since it has a total of 1 prime factors.
7 , 10 , 99 , 19 , 634 , 965 , 4963 , 66 , 10579 , 78866 , 565324 , 998437 , 1123892 , 4239056 , 10543349 , 63898178 , 79544857 , 250111207 , 55468110 , 5061420162
n×2
43109938
n×3
64664907
n×4
86219876
n×5
107774845
n÷2
10777484.5
n÷3
7184989.6666667
n÷3
5388742.25
n÷5
4310993.8
n2
464616688590961
n3
1.0014798319461E+22
n4
2.1586866731723E+29
n5
4.6530424320942E+36
2 √n
4642.732923613
3 √n
278.30166260492
4 √n
68.137602860777
5 √n
29.289332920716
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21554970
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10777485
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4642.7330313082
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999907214
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21554969 can be divided by 2 positive divisors.
The sum of these divisors (counting 21554969) is 21554970, the average is 10777485.
Base
System
Value
2
Binary
1010010001110011100011001
3
Ternary
1111120002212012
4
Quaternary
1102032130121
5
Quinary
21004224334
6
Senary
2045555305
8
Octal
122163431
10
Decimal
21554969
12
Duodecimal
7275b35
16
Hexadecimal
148e719
20
Vigesimal
6ee789
36
Base36
ctzx5
md5
215e7d33a09b9e6f0758d05f2daa63af
sha1
662ba270d1d562990822aa5bbab612d303100211
sha256
62967646defa4a6bd76b867bd3f9b132349f08ea741bc07a7ec16bf99003345b
sha512
95a6e5b93fc2b99e1f0a19223992f7cfd9ff9a56d1285b518cfbea4279dfd1b41117e7deaed118f716b7ceb43eeeadb927e9e931f71d845f675248bd8f451c8f
ripemd-160
f8288f51767cf10d7cc9d232fda2b39e79253cb7
Diameter
43109938
Circumference
135433864.51751
Area
1.4596363756126E+15
Volume
4.1949889103469E+22
Surface area
5.8385455024503E+15
Circumference
135433864.51751
Perimeter
86219876
Area
464616688590961
Diagonal
30483329.496332
Surface area
2787700131545766
Volume
1.0014798319461E+22
Space diagonal
37334301.463572
Perimeter
64664907
Area
2.0118492767099E+14
Altitude
18667150.731786
Surface area
2.0118492767099E+14
Volume
1.1802553006511E+21
Height
10161109.832111