21352893 is an odd 8-digits composite number following 21352892
and preceding 21352894 . In scientific notation, it is written as 2.1352893 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 13776000 positive integers (up to 21352893) that are relatively prime to 21352893.
21352893 has 8 divisors, whose sum is 29389056
The reverse of 21352893 is 39825312
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-one million three hundred fifty-two thousand eight hundred ninety-three
Scientific notation
2.1352893 × 10^7
Engineering notation
2.1352893 × 10^6
Prime Factorization
3 × 31 × 229601
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21352893
Product of the distinct prime numbers
The prime factorization of 21352893 is 3 × 31 × 229601.
Since it has a total of 3 prime factors.
6 , 6 , 84 , 87 , 844 , 486 , 5930 , 1356 , 94769 , 68611 , 287750 , 999673 , 9450948 , 4318229 , 85169618 , 68955197 , 268032338 , 890962393 , 32251272 , 2688193364
n×2
42705786
n×3
64058679
n×4
85411572
n×5
106764465
n÷2
10676446.5
n÷3
7117631
n÷3
5338223.25
n÷5
4270578.6
n2
455946039469449
n3
9.7357669945649E+21
n4
2.0788679090788E+29
n5
4.4389844023693E+36
2 √n
4620.9190644286
3 √n
277.42924581979
4 √n
67.977342287182
5 √n
29.234208817083
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
-21352892
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 21352893 can be divided by 8 positive divisors.
The sum of these divisors (counting 21352893) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001011101000110111101
3
Ternary
1111011211122220
4
Quaternary
1101131012331
5
Quinary
20431243033
6
Senary
2041355553
8
Octal
121350675
10
Decimal
21352893
12
Duodecimal
7198bb9
16
Hexadecimal
145d1bd
20
Vigesimal
6d924d
36
Base36
cpnzx
md5
a464ed4cee34c3edeb96d05ab7e87b34
sha1
6f79bb089b8bfac76ea25a6021c79b874f376570
sha256
685d7cdf84d086c413ae2c3153c5f4c980d65ed11f0f753114c61502427fe3d7
sha512
a68d73d8188471037f605d58bc2ce166dac4bf5c0d2933078bcec2ed2b6adf4034c40d494d1c1e9cb8615965a58e40f97703370c9ff7670291501ef1b8da3ef5
ripemd-160
123c20260e62993542dc3dac819587656710611a
Diameter
42705786
Circumference
134164183.56338
Area
1.4323967280306E+15
Volume
4.0781085422916E+22
Surface area
5.7295869121223E+15
Circumference
134164183.56338
Perimeter
85411572
Area
455946039469449
Diagonal
30197550.876502
Surface area
2735676236816694
Volume
9.7357669945649E+21
Space diagonal
36984295.564582
Perimeter
64058679
Area
1.9743042646772E+14
Altitude
18492147.782291
Surface area
1.9743042646772E+14
Volume
1.1473711436515E+21
Height
10065850.292167