21492953 is an odd 8-digits prime number following 21492952
and preceding 21492954 . In scientific notation, it is written as 2.1492953 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 21492952 positive integers (up to 21492953) that are relatively prime to 21492953.
21492953 has 2 divisors, whose sum is 21492954
The reverse of 21492953 is 35929412
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 35 Digital Root 8
Name
twenty-one million four hundred ninety-two thousand nine hundred fifty-three
Scientific notation
2.1492953 × 10^7
Engineering notation
2.1492953 × 10^6
Prime Factorization
21492953
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
21492953 Product of the distinct prime numbers
The prime factorization of 21492953 is 21492953.
Since it has a total of 1 prime factors.
9 , 2 , 20 , 99 , 168 , 617 , 4460 , 3326 , 98379 , 62982 , 551340 , 68569 , 1773033 , 562047 , 98736879 , 41140292 , 190960881 , 558260988 , 3792387620 , 5767028372
n×2
42985906
n×3
64478859
n×4
85971812
n×5
107464765
n÷2
10746476.5
n÷3
7164317.6666667
n÷3
5373238.25
n÷5
4298590.6
n2
461947028660209
n3
9.9286057754835E+21
n4
2.13395057288E+29
n5
4.5864899367232E+36
2 √n4636.0492879175
3 √n278.03450480054
4 √n68.088540063049
5 √n29.27245976922
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
21492954 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
10746477 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4636.0493957679 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999069462 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21492953 can be divided by 2 positive divisors.
The sum of these divisors (counting 21492953) is 21492954, the average is 10746477.
Base
System
Value
2
Binary
1010001111111010011011001
3
Ternary
1111102221210022
4
Quaternary
1101333103121
5
Quinary
21000233303
6
Senary
2044400225
8
Octal
121772331
10
Decimal
21492953
12
Duodecimal
7246075
16
Hexadecimal
147f4d9
20
Vigesimal
6e6c7d
36
Base36
cso2h
md5
f63a90cc658c79ade5897b2f22721947
sha1
ff5227e437699bb06ca04fd9e5570ce8602780d8
sha256
177c137ab5e4ae31a5175a579ee9e5bdeec59e045c99dd117e7d78f1c92435f8
sha512
4e9d68fa09db7253ce5aed9201cdfc8ebcf4dc31e8df239266e083019656a8b6cbf3412084ded4fe6ed723d2d70e42c4b7649478bddeb005171fe852cd199115
ripemd-160
444746e6297d12368342f8fd0153449dc356d81d
Diameter
42985906
Circumference
135044206.4975
Area
1.4512493915865E+15
Volume
4.1588846619531E+22
Surface area
5.8049975663462E+15
Circumference
135044206.4975
Perimeter
85971812
Area
461947028660209
Diagonal
30395625.628048
Surface area
2771682171961254
Volume
9.9286057754835E+21
Space diagonal
37226886.60069
Perimeter
64478859
Area
2.0002893101124E+14
Altitude
18613443.300345
Surface area
2.0002893101124E+14
Volume
1.1700974119287E+21
Height
10131875.209349