21356498 is an even 8-digits composite number following 21356497
and preceding 21356499 . In scientific notation, it is written as 2.1356498 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 10662480 positive integers (up to 21356498) that are relatively prime to 21356498.
21356498 has 8 divisors, whose sum is 32082060
The reverse of 21356498 is 89465312
Previous prime number is 709
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million three hundred fifty-six thousand four hundred ninety-eight
Scientific notation
2.1356498 × 10^7
Engineering notation
2.1356498 × 10^6
Prime Factorization
2 × 709 × 15061
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21356498
Product of the distinct prime numbers
The prime factorization of 21356498 is 2 × 709 × 15061.
Since it has a total of 3 prime factors.
7 , 1 , 4 , 84 , 813 , 485 , 8588 , 8233 , 36470 , 84136 , 757513 , 229754 , 3335052 , 4925565 , 39994215 , 83074636 , 489797351 , 417736330 , 3779307804 , 2862643140
n×2
42712996
n×3
64069494
n×4
85425992
n×5
106782490
n÷2
10678249
n÷3
7118832.6666667
n÷3
5339124.5
n÷5
4271299.6
n2
456100006824004
n3
9.7406988835368E+21
n4
2.0802721622486E+29
n5
4.4427328272517E+36
2 √n
4621.3091218831
3 √n
277.44485769578
4 √n
67.980211252122
5 √n
29.235195870278
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
-21356497
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 21356498 can be divided by 8 positive divisors.
The sum of these divisors (counting 21356498) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001011101111111010010
3
Ternary
1111012000121102
4
Quaternary
1101131333102
5
Quinary
20431401443
6
Senary
2041424402
8
Octal
121357722
10
Decimal
21356498
12
Duodecimal
719b102
16
Hexadecimal
145dfd2
20
Vigesimal
6d9b4i
36
Base36
cpqs2
md5
3a3da55b74fdc7bbbd869ad1d388eb21
sha1
4e803b48cecc57ca6719475f1ad0c29ada9bab6f
sha256
015f074f679835073bf77fbccee425d38bbb674ac3ee562300c17d8755b1257c
sha512
a47ca5fb1a537d42510c53d78b1050a0869fc56bee48e290fe8a313ceda7db0dcb6d8da42ee1388c577e7b370fefba9fe7a7d82e1456d82d950c63f7823f7a87
ripemd-160
5c43224e8e027a77a8d29f250c234454ee8ecf93
Diameter
42712996
Circumference
134186834.44641
Area
1.4328804307405E+15
Volume
4.0801744071133E+22
Surface area
5.7315217229622E+15
Circumference
134186834.44641
Perimeter
85425992
Area
456100006824004
Diagonal
30202649.116394
Surface area
2736600040944024
Volume
9.7406988835368E+21
Space diagonal
36990539.607743
Perimeter
64069494
Area
1.9749709628792E+14
Altitude
18495269.803872
Surface area
1.9749709628792E+14
Volume
1.1479523723409E+21
Height
10067549.705465