21557084 is an even 8-digits composite number following 21557083
and preceding 21557085 . In scientific notation, it is written as 2.1557084 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 6 positive divisors.
There are 10778540 positive integers (up to 21557084) that are relatively prime to 21557084.
21557084 has 6 divisors, whose sum is 37724904
The reverse of 21557084 is 48075512
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million five hundred fifty-seven thousand eighty-four
Scientific notation
2.1557084 × 10^7
Engineering notation
2.1557084 × 10^6
Prime Factorization
2 × 2 × 5389271
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10778542
Product of the distinct prime numbers
The prime factorization of 21557084 is 2 × 2 × 5389271.
Since it has a total of 3 prime factors.
3 , 7 , 40 , 47 , 337 , 811 , 2917 , 8338 , 98991 , 54378 , 160890 , 207589 , 5294070 , 2298886 , 4380039 , 94285119 , 803980937 , 749668555 , 424946917 , 7098822764
n×2
43114168
n×3
64671252
n×4
86228336
n×5
107785420
n÷2
10778542
n÷3
7185694.6666667
n÷3
5389271
n÷5
4311416.8
n2
464707870583056
n3
1.001774660162E+22
n4
2.1595340498184E+29
n5
4.6553256912795E+36
2 √n
4642.9606933507
3 √n
278.31076474073
4 √n
68.139274235574
5 √n
29.289907679213
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21557083
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21557084 can be divided by 6 positive divisors.
The sum of these divisors (counting 21557084) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010010001110111101011100
3
Ternary
1111120012202112
4
Quaternary
1102032331130
5
Quinary
21004311314
6
Senary
2050013152
8
Octal
122167534
10
Decimal
21557084
12
Duodecimal
72771b8
16
Hexadecimal
148ef5c
20
Vigesimal
6eece4
36
Base36
cu1jw
md5
e29c147db0042758d8d10613b3f8c005
sha1
9356845efd6c548a35a85dc36c935ef291676ebe
sha256
6875ec7120146344ecb7ffb0e505a10f1c5a9674691262e16ca69b7b94909347
sha512
3b4a725713fdcdfa14201bab41a204d8b795890c186ccc29fc7f56706110d7e7118e4342284494a6ecdcb2eb7a89bf792f1dd5cab7d2f0b3b7e52d77150bcef2
ripemd-160
60f4a9750b96f90238fcae5be36415f3288886b8
Diameter
43114168
Circumference
135447153.45444
Area
1.4599228322891E+15
Volume
4.1962238838898E+22
Surface area
5.8396913291563E+15
Circumference
135447153.45444
Perimeter
86228336
Area
464707870583056
Diagonal
30486320.558016
Surface area
2788247223498336
Volume
1.001774660162E+22
Space diagonal
37337964.75103
Perimeter
64671252
Area
2.0122441063175E+14
Altitude
18668982.375515
Surface area
2.0122441063175E+14
Volume
1.1806027590357E+21
Height
10162106.852672