21492635 is an odd 8-digits composite number following 21492634
and preceding 21492636 . In scientific notation, it is written as 2.1492635 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 17177184 positive integers (up to 21492635) that are relatively prime to 21492635.
21492635 has 8 divisors, whose sum is 25816560
The reverse of 21492635 is 53629412
Previous prime number is 1693
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million four hundred ninety-two thousand six hundred thirty-five
Scientific notation
2.1492635 × 10^7
Engineering notation
2.1492635 × 10^6
Prime Factorization
5 × 1693 × 2539
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21492635
Product of the distinct prime numbers
The prime factorization of 21492635 is 5 × 1693 × 2539.
Since it has a total of 3 prime factors.
3 , 3 , 44 , 52 , 342 , 64 , 2028 , 5578 , 53043 , 19434 , 477877 , 539270 , 8278316 , 3758846 , 35721864 , 34705269 , 348588452 , 590660245 , 9173364952 , 3086876909
n×2
42985270
n×3
64477905
n×4
85970540
n×5
107463175
n÷2
10746317.5
n÷3
7164211.6666667
n÷3
5373158.75
n÷5
4298527
n2
461933359243225
n3
9.9281650845385E+21
n4
2.1338242838173E+29
n5
4.5861506486222E+36
2 √n
4636.0149913476
3 √n
278.03313356956
4 √n
68.08828820985
5 √n
29.272373148295
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
-21492634
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 21492635 can be divided by 8 positive divisors.
The sum of these divisors (counting 21492635) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001111111001110011011
3
Ternary
1111102221100112
4
Quaternary
1101333032123
5
Quinary
21000231020
6
Senary
2044354535
8
Octal
121771633
10
Decimal
21492635
12
Duodecimal
7245a4b
16
Hexadecimal
147f39b
20
Vigesimal
6e6bbf
36
Base36
csntn
md5
9ced1bf5ca0e61dd0605d6a64fc31f64
sha1
49be5e7f25e1078587b979ee1c091c4bc87c7bf4
sha256
803eebc7cfd0b721b6fb8143bfbf357f94082d8c21c0a64192f003ddc3399c04
sha512
77ccc730641ee1865124043e0057d0520a42e516b3f08979eb71d06b6c809fe5139f60cdddc1434a3feec5568b460f13456bcec598575a19348ebf16d2f08a7c
ripemd-160
7fe1e969d74aaacf19968f72cc886cc7cfda7378
Diameter
42985270
Circumference
135042208.44457
Area
1.4512064478466E+15
Volume
4.1587000657617E+22
Surface area
5.8048257913863E+15
Circumference
135042208.44457
Perimeter
85970540
Area
461933359243225
Diagonal
30395175.908135
Surface area
2771600155459350
Volume
9.9281650845385E+21
Space diagonal
37226335.808533
Perimeter
64477905
Area
2.0002301198006E+14
Altitude
18613167.904267
Surface area
2.0002301198006E+14
Volume
1.1700454760028E+21
Height
10131725.302712