21554628 is an even 8-digits composite number following 21554627
and preceding 21554629 . In scientific notation, it is written as 2.1554628 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 12 positive divisors.
There are 7184872 positive integers (up to 21554628) that are relatively prime to 21554628.
21554628 has 12 divisors, whose sum is 50294160
The reverse of 21554628 is 82645512
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-one million five hundred fifty-four thousand six hundred twenty-eight
Scientific notation
2.1554628 × 10^7
Engineering notation
2.1554628 × 10^6
Prime Factorization
2 × 2 × 3 × 1796219
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10777314
Product of the distinct prime numbers
The prime factorization of 21554628 is 2 × 2 × 3 × 1796219.
Since it has a total of 4 prime factors.
3 , 6 , 71 , 100 , 527 , 375 , 4468 , 3074 , 63945 , 20313 , 854496 , 879599 , 8235543 , 8323246 , 55945275 , 38142506 , 777396673 , 196244244 , 5337474972 , 9780526753
n×2
43109256
n×3
64663884
n×4
86218512
n×5
107773140
n÷2
10777314
n÷3
7184876
n÷3
5388657
n÷5
4310925.6
n2
464601988218384
n3
1.0014323024108E+22
n4
2.1585500745648E+29
n5
4.6526743876616E+36
2 √n
4642.6961994083
3 √n
278.30019501807
4 √n
68.137333374651
5 √n
29.289240248574
1 , 2 , 3 , 4 , 6 , 12 , 1796219 , 3592438 , 5388657 , 7184876 , 10777314 , 21554628
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21554627
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21554628 can be divided by 12 positive divisors.
The sum of these divisors (counting 21554628) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010010001110010111000100
3
Ternary
1111120002101120
4
Quaternary
1102032113010
5
Quinary
21004222003
6
Senary
2045553540
8
Octal
122162704
10
Decimal
21554628
12
Duodecimal
72758b0
16
Hexadecimal
148e5c4
20
Vigesimal
6ee6b8
36
Base36
ctzno
md5
08e37c1c2917a340c539404a060581bb
sha1
8ec857f4cbb258a450f93cec20d20baf639c710f
sha256
3c0e1c7964824f156cb5716b7ac829ee07311ffe5c16d02e54abf41043ae4895
sha512
e7593dfaa3de9b2863dccc1a959238e6c68bf420803cba2d8aeda081fb31ab364ca5b9b46ceb6a028dc308b631cc460851a0e9f35f2cbc51dba51a4b195c961b
ripemd-160
76d0114ecb7b7c6d81ff84e8a90fda54585a1fca
Diameter
43109256
Circumference
135431721.95132
Area
1.4595901930301E+15
Volume
4.1947898190949E+22
Surface area
5.8383607721203E+15
Circumference
135431721.95132
Perimeter
86218512
Area
464601988218384
Diagonal
30482847.249507
Surface area
2787611929310304
Volume
1.0014323024108E+22
Space diagonal
37333710.834247
Perimeter
64663884
Area
2.0117856222294E+14
Altitude
18666855.417123
Surface area
2.0117856222294E+14
Volume
1.1801992865565E+21
Height
10160949.083169