21231473 is an odd 8-digits prime number following 21231472
and preceding 21231474 . In scientific notation, it is written as 2.1231473 × 10^7.
The sum of its digits is 23. It has a total of 1 prime factors and 2 positive divisors.
There are 21231472 positive integers (up to 21231473) that are relatively prime to 21231473.
21231473 has 2 divisors, whose sum is 21231474
The reverse of 21231473 is 37413212
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 23 Digital Root 5
Name
twenty-one million two hundred thirty-one thousand four hundred seventy-three
Scientific notation
2.1231473 × 10^7
Engineering notation
2.1231473 × 10^6
Prime Factorization
21231473
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
21231473 Product of the distinct prime numbers
The prime factorization of 21231473 is 21231473.
Since it has a total of 1 prime factors.
3 , 7 , 25 , 41 , 75 , 662 , 6172 , 2400 , 97206 , 17943 , 517574 , 193048 , 4410145 , 1378208 , 25089431 , 48105090 , 624627104 , 826789471 , 8906830578 , 7480838500
n×2
42462946
n×3
63694419
n×4
84925892
n×5
106157365
n÷2
10615736.5
n÷3
7077157.6666667
n÷3
5307868.25
n÷5
4246294.6
n2
450775445749729
n3
9.5706267054983E+21
n4
2.0319850249087E+29
n5
4.3142035192753E+36
2 √n4607.7622551516
3 √n276.90239276697
4 √n67.880499815128
5 √n29.200885753678
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
21231474 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
10615737 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4607.7623636642 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999058002 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21231473 can be divided by 2 positive divisors.
The sum of these divisors (counting 21231473) is 21231474, the average is 10615737.
Base
System
Value
2
Binary
1010000111111011101110001
3
Ternary
1110221200002212
4
Quaternary
1100333131301
5
Quinary
20413401343
6
Senary
2035021505
8
Octal
120773561
10
Decimal
21231473
12
Duodecimal
713a895
16
Hexadecimal
143f771
20
Vigesimal
6cdidd
36
Base36
cn2b5
md5
eb7e03960f930b3ef211c69571cbc9d7
sha1
6a23dcf3b3349810c629bfb0e7b038cb271fc30a
sha256
1da1bde30625df308583b74fab8945577a09d85e5bc29bf32f25b75540349048
sha512
9831a99e3c39ef4e999438798e3e307bbb618ecdeeb951692f8f13495cfcbfe41bc57f6e4022b4d1280057c47655f0ea2d8fc42bdceadba109caaf0ac35a06ae
ripemd-160
655430a20ca14f958187cb2d8c8ff9e5bbc22ff1
Diameter
42462946
Circumference
133401279.20338
Area
1.416152828786E+15
Volume
4.0089347397658E+22
Surface area
5.6646113151441E+15
Circumference
133401279.20338
Perimeter
84925892
Area
450775445749729
Diagonal
30025837.065758
Surface area
2704652674498374
Volume
9.5706267054983E+21
Space diagonal
36773989.955527
Perimeter
63694419
Area
1.9519149371076E+14
Altitude
18386994.977763
Surface area
1.9519149371076E+14
Volume
1.1279091739438E+21
Height
10008612.355253