21622985 is an odd 8-digits composite number following 21622984
and preceding 21622986 . In scientific notation, it is written as 2.1622985 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 16830720 positive integers (up to 21622985) that are relatively prime to 21622985.
21622985 has 8 divisors, whose sum is 26649096
The reverse of 21622985 is 58922612
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million six hundred twenty-two thousand nine hundred eighty-five
Scientific notation
2.1622985 × 10^7
Engineering notation
2.1622985 × 10^6
Prime Factorization
5 × 37 × 116881
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21622985
Product of the distinct prime numbers
The prime factorization of 21622985 is 5 × 37 × 116881.
Since it has a total of 3 prime factors.
5 , 2 , 54 , 78 , 304 , 247 , 3959 , 9551 , 72743 , 691 , 894539 , 575532 , 4541878 , 272395 , 87624236 , 11315419 , 783862761 , 193178776 , 6470302987 , 6901535648
n×2
43245970
n×3
64868955
n×4
86491940
n×5
108114925
n÷2
10811492.5
n÷3
7207661.6666667
n÷3
5405746.25
n÷5
4324597
n2
467553480310225
n3
1.0109901891446E+22
n4
2.186062569502E+29
n5
4.7269198149404E+36
2 √n
4650.0521502452
3 √n
278.59407918262
4 √n
68.191290868007
5 √n
29.30779394064
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
-21622984
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 21622985 can be divided by 8 positive divisors.
The sum of these divisors (counting 21622985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010011111000011001001
3
Ternary
1111200120011022
4
Quaternary
1102133003021
5
Quinary
21013413420
6
Senary
2051242225
8
Octal
122370311
10
Decimal
21622985
12
Duodecimal
72a9375
16
Hexadecimal
149f0c9
20
Vigesimal
6f2h95
36
Base36
cvgeh
md5
035ac5862b290fdcfe47f6be8bdc15c0
sha1
d478f9b3bcaab77a2362fac0ad164d1989a37acb
sha256
898cbfb479acd7d63f75268419b18c0c1f8dd7bcd7acab048db011d503f462fb
sha512
37968ec759106c5e2b154ebf58e0c977a19ea7e53d98088b198ab2a240d25c3efcc10381ebb07241e852b57365053d4e8177bec23094cba8a1a30ebe0e9f76f2
ripemd-160
90a31e2f41f7f4a1921b5e4660676fc5c71673ba
Diameter
43245970
Circumference
135861221.64936
Area
1.4688625789029E+15
Volume
4.234825801424E+22
Surface area
5.8754503156118E+15
Circumference
135861221.64936
Perimeter
86491940
Area
467553480310225
Diagonal
30579518.64599
Surface area
2805320881861350
Volume
1.0109901891446E+22
Space diagonal
37452108.6313
Perimeter
64868955
Area
2.0245659578824E+14
Altitude
18726054.31565
Surface area
2.0245659578824E+14
Volume
1.1914633640953E+21
Height
10193172.881997