21531622 is an even 8-digits composite number following 21531621
and preceding 21531623 . In scientific notation, it is written as 2.1531622 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 8684928 positive integers (up to 21531622) that are relatively prime to 21531622.
21531622 has 8 divisors, whose sum is 32569200
The reverse of 21531622 is 22613512
Previous prime number is 119
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million five hundred thirty-one thousand six hundred twenty-two
Scientific notation
2.1531622 × 10^7
Engineering notation
2.1531622 × 10^6
Prime Factorization
2 × 119 × 90469
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21531622
Product of the distinct prime numbers
The prime factorization of 21531622 is 2 × 119 × 90469.
Since it has a total of 3 prime factors.
9 , 9 , 2 , 80 , 299 , 987 , 4862 , 6224 , 45841 , 7059 , 769484 , 181452 , 7850943 , 6545224 , 65967677 , 8907331 , 280481055 , 101223615 , 4837688923 , 7190062328
n×2
43063244
n×3
64594866
n×4
86126488
n×5
107658110
n÷2
10765811
n÷3
7177207.3333333
n÷3
5382905.5
n÷5
4306324.4
n2
463610745950884
n3
9.9822913369525E+21
n4
2.1493492376114E+29
n5
4.6278975330236E+36
2 √n
4640.2178828154
3 √n
278.2011466291
4 √n
68.119144759865
5 √n
29.282985293716
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21531621
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21531622 can be divided by 8 positive divisors.
The sum of these divisors (counting 21531622) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010001000101111100110
3
Ternary
1111111220211111
4
Quaternary
1102020233212
5
Quinary
21003002442
6
Senary
2045255234
8
Octal
122105746
10
Decimal
21531622
12
Duodecimal
726451a
16
Hexadecimal
1488be6
20
Vigesimal
6eb912
36
Base36
cthwm
md5
7b593f8bf53bee7b6e1a63857d74f270
sha1
579bff0a9e64196bf397ce577602795d2440333d
sha256
1f5ada57224c514b7bcd0563e658d4a764a255e2cc5ab3af4e90d825b49b5f63
sha512
8c054794cb8b12ef8787de1d5e6400757f6afd82cf885f14c123749851b48edd7a9a838e3f9457703a886ffa05b04905e803141b91b42691c94898b839468aaf
ripemd-160
a6eaaa3b133fe80824a59820e21fb080fb2fb4d0
Diameter
43063244
Circumference
135287170.99014
Area
1.4564761136046E+15
Volume
4.1813724173551E+22
Surface area
5.8259044544183E+15
Circumference
135287170.99014
Perimeter
86126488
Area
463610745950884
Diagonal
30450311.852291
Surface area
2781664475705304
Volume
9.9822913369525E+21
Space diagonal
37293863.273368
Perimeter
64594866
Area
2.0074934173046E+14
Altitude
18646931.636684
Surface area
2.0074934173046E+14
Volume
1.1764243160231E+21
Height
10150103.950764