21556046 is an even 8-digits composite number following 21556045
and preceding 21556047 . In scientific notation, it is written as 2.1556046 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 10606368 positive integers (up to 21556046) that are relatively prime to 21556046.
21556046 has 16 divisors, whose sum is 32853600
The reverse of 21556046 is 64065512
Previous prime number is 103
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million five hundred fifty-six thousand forty-six
Scientific notation
2.1556046 × 10^7
Engineering notation
2.1556046 × 10^6
Prime Factorization
2 × 269 × 103 × 389
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21556046
Product of the distinct prime numbers
The prime factorization of 21556046 is 2 × 269 × 103 × 389.
Since it has a total of 4 prime factors.
2 , 5 , 47 , 91 , 97 , 71 , 5834 , 6123 , 60214 , 20923 , 987143 , 633835 , 7616431 , 2760055 , 29356380 , 8928455 , 133733884 , 813841922 , 8275063435 , 1082952913
n×2
43112092
n×3
64668138
n×4
86224184
n×5
107780230
n÷2
10778023
n÷3
7185348.6666667
n÷3
5389011.5
n÷5
4311209.2
n2
464663119154116
n3
1.001629957099E+22
n4
2.1591181430203E+29
n5
4.6542050010381E+36
2 √n
4642.8489098828
3 √n
278.30629766762
4 √n
68.138453973383
5 √n
29.289625604794
1 , 2 , 103 , 206 , 269 , 389 , 538 , 778 , 27707 , 40067 , 55414 , 80134 , 104641 , 209282 , 10778023 , 21556046
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
-21556045
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 21556046 can be divided by 16 positive divisors.
The sum of these divisors (counting 21556046) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010001110101101001110
3
Ternary
1111120011100002
4
Quaternary
1102032231032
5
Quinary
21004243141
6
Senary
2050004302
8
Octal
122165516
10
Decimal
21556046
12
Duodecimal
7276692
16
Hexadecimal
148eb4e
20
Vigesimal
6eea26
36
Base36
cu0r2
md5
f8b656832d10182ef48501b909b3fd39
sha1
e3f81fe6318c5a869571df2a568c4f7b655b501e
sha256
508d96ae8288fa5856f2258646a81c571f5d0f9ebd5210ae56862c5dbcc7bae9
sha512
192382426e30a5070a257c4dbf8c6d1f4da5feff17491075b56a86888b51626f755f39c7c24ec8a224b65c56a96347111cda5cbcc4d7fd47a813fd82246592e4
ripemd-160
b602ec4d5a7f8f273999a59e8f9f446cde6f5828
Diameter
43112092
Circumference
135440631.50809
Area
1.4597822415287E+15
Volume
4.1956177531167E+22
Surface area
5.8391289661148E+15
Circumference
135440631.50809
Perimeter
86224184
Area
464663119154116
Diagonal
30484852.604338
Surface area
2787978714924696
Volume
1.001629957099E+22
Space diagonal
37336166.882292
Perimeter
64668138
Area
2.0120503269459E+14
Altitude
18668083.441146
Surface area
2.0120503269459E+14
Volume
1.1804322248404E+21
Height
10161617.534779