21554446 is an even 8-digits composite number following 21554445
and preceding 21554447 . In scientific notation, it is written as 2.1554446 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 10777222 positive integers (up to 21554446) that are relatively prime to 21554446.
21554446 has 4 divisors, whose sum is 32331672
The reverse of 21554446 is 64445512
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million five hundred fifty-four thousand four hundred forty-six
Scientific notation
2.1554446 × 10^7
Engineering notation
2.1554446 × 10^6
Prime Factorization
2 × 10777223
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21554446
Product of the distinct prime numbers
The prime factorization of 21554446 is 2 × 10777223.
Since it has a total of 2 prime factors.
6 , 5 , 55 , 48 , 783 , 321 , 9745 , 71 , 37053 , 49423 , 144252 , 189640 , 6265161 , 6065361 , 48567220 , 204316 , 74624227 , 120188431 , 4955968777 , 7854786719
n×2
43108892
n×3
64663338
n×4
86217784
n×5
107772230
n÷2
10777223
n÷3
7184815.3333333
n÷3
5388611.5
n÷5
4310889.2
n2
464594142366916
n3
1.0014069353564E+22
n4
2.1584771712165E+29
n5
4.6524779629219E+36
2 √n
4642.6765986874
3 √n
278.29941172491
4 √n
68.137189542037
5 √n
29.289190786716
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21554445
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21554446 can be divided by 4 positive divisors.
The sum of these divisors (counting 21554446) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010001110010100001110
3
Ternary
1111120002010211
4
Quaternary
1102032110032
5
Quinary
21004220241
6
Senary
2045553034
8
Octal
122162416
10
Decimal
21554446
12
Duodecimal
727577a
16
Hexadecimal
148e50e
20
Vigesimal
6ee626
36
Base36
ctzim
md5
2996778000b49579063fe62bc4281435
sha1
d7d177b6eaec1b8f58fca017a576347c407a53e2
sha256
93088fa27987d7237e923c706153ed1c307d2b65f20d029b5f17e116183bc7d5
sha512
493b424043b6cea3b8864f4ab643c058404160905ade42cfad6ed7af0b22a423fdc00c2c8e4eb17eed99895e33dc8dc6e8ea517cc84f2ad33969b0b31cd92ae1
ripemd-160
8bfb19e5479a0b149d2badb57a7a5ff2c15e2886
Diameter
43108892
Circumference
135430578.4116
Area
1.4595655445608E+15
Volume
4.194683561826E+22
Surface area
5.838262178243E+15
Circumference
135430578.4116
Perimeter
86217784
Area
464594142366916
Diagonal
30482589.862639
Surface area
2787564854201496
Volume
1.0014069353564E+22
Space diagonal
37333395.601
Perimeter
64663338
Area
2.011751648696E+14
Altitude
18666697.8005
Surface area
2.011751648696E+14
Volume
1.1801693911962E+21
Height
10160863.287546