21358498 is an even 8-digits composite number following 21358497
and preceding 21358499 . In scientific notation, it is written as 2.1358498 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 9153636 positive integers (up to 21358498) that are relatively prime to 21358498.
21358498 has 8 divisors, whose sum is 36614592
The reverse of 21358498 is 89485312
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-one million three hundred fifty-eight thousand four hundred ninety-eight
Scientific notation
2.1358498 × 10^7
Engineering notation
2.1358498 × 10^6
Prime Factorization
2 × 7 × 1525607
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21358498
Product of the distinct prime numbers
The prime factorization of 21358498 is 2 × 7 × 1525607.
Since it has a total of 3 prime factors.
5 , 5 , 21 , 64 , 901 , 296 , 4009 , 7945 , 165 , 71842 , 608781 , 985771 , 3946200 , 2526339 , 5276472 , 32320975 , 282247135 , 294776637 , 8765207274 , 9310114371
n×2
42716996
n×3
64075494
n×4
85433992
n×5
106792490
n÷2
10679249
n÷3
7119499.3333333
n÷3
5339624.5
n÷5
4271699.6
n2
456185436816004
n3
9.7434357398637E+21
n4
2.0810515276301E+29
n5
4.4448134890784E+36
2 √n
4621.5255057178
3 √n
277.45351817302
4 √n
67.98180275425
5 √n
29.23574341512
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
-21358497
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 21358498 can be divided by 8 positive divisors.
The sum of these divisors (counting 21358498) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001011110011110100010
3
Ternary
1111012010100111
4
Quaternary
1101132132202
5
Quinary
20431432443
6
Senary
2041441534
8
Octal
121363642
10
Decimal
21358498
12
Duodecimal
71a02aa
16
Hexadecimal
145e7a2
20
Vigesimal
6d9g4i
36
Base36
cpsbm
md5
d5458b1575e45b4a56ef08e8552eaaa3
sha1
abdbe2cbc49951a55491acd56e7a19041a6affc1
sha256
5add9519cd65c6f97ab04d4db04f623a232f66c72b1a7cab9c8f776707f2e272
sha512
4cb3058e9a355025a9ff2cbd75502eeb75624b51db770aeb46280476547d3a034d71b7d56f321dc18475eb4e153bd4d45621782ac3e1e510c26c82af3acb0839
ripemd-160
37447572d5d6ee86d010861e568271f95f2f96c9
Diameter
42716996
Circumference
134199400.81702
Area
1.4331488169758E+15
Volume
4.0813208188107E+22
Surface area
5.7325952679032E+15
Circumference
134199400.81702
Perimeter
85433992
Area
456185436816004
Diagonal
30205477.543519
Surface area
2737112620896024
Volume
9.7434357398637E+21
Space diagonal
36994003.709358
Perimeter
64075494
Area
1.9753408855958E+14
Altitude
18497001.854679
Surface area
1.9753408855958E+14
Volume
1.1482749139522E+21
Height
10068492.514506