21456073 is an odd 8-digits composite number following 21456072
and preceding 21456074 . In scientific notation, it is written as 2.1456073 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 20267568 positive integers (up to 21456073) that are relatively prime to 21456073.
21456073 has 8 divisors, whose sum is 22651200
The reverse of 21456073 is 37065412
Previous prime number is 389
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million four hundred fifty-six thousand seventy-three
Scientific notation
2.1456073 × 10^7
Engineering notation
2.1456073 × 10^6
Prime Factorization
19 × 389 × 2903
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21456073
Product of the distinct prime numbers
The prime factorization of 21456073 is 19 × 389 × 2903.
Since it has a total of 3 prime factors.
7 , 10 , 98 , 30 , 647 , 758 , 7105 , 4108 , 54891 , 36920 , 557485 , 602865 , 5822165 , 2534972 , 87033451 , 342794 , 875196220 , 682814556 , 7261284766 , 847649294
n×2
42912146
n×3
64368219
n×4
85824292
n×5
107280365
n÷2
10728036.5
n÷3
7152024.3333333
n÷3
5364018.25
n÷5
4291214.6
n2
460363068581329
n3
9.877583605985E+21
n4
2.1193415491362E+29
n5
4.5472746990199E+36
2 √n
4632.0700556015
3 √n
277.87538624248
4 √n
68.059312776441
5 √n
29.262407078392
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
-21456072
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 21456073 can be divided by 8 positive divisors.
The sum of these divisors (counting 21456073) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001110110010011001001
3
Ternary
1111101002012101
4
Quaternary
1101312103021
5
Quinary
20443043243
6
Senary
2043513401
8
Octal
121662311
10
Decimal
21456073
12
Duodecimal
7228861
16
Hexadecimal
14764c9
20
Vigesimal
6e203d
36
Base36
crvm1
md5
743d21dc4a594a2a20ac8c0046e0658a
sha1
889607cccc27ad337b4856cb1e1c5b58112c7036
sha256
b0799a79f7d240877e3fe33f98e3e2386932d3e95b3d48bccd3dea28cfe9d7e4
sha512
a921a228272352ba173fa49929ccf15a3287cb50dcede551a6fc800ed7d9a78f1da82928701232ce21aa1065d61db630dd09848fb4e3fee91260bdd58a04e066
ripemd-160
45b141df13a043967e950d1acc264c2181a8172b
Diameter
42912146
Circumference
134812482.62337
Area
1.4462732342392E+15
Volume
4.1375125455709E+22
Surface area
5.7850929369566E+15
Circumference
134812482.62337
Perimeter
85824292
Area
460363068581329
Diagonal
30343469.431867
Surface area
2762178411487974
Volume
9.877583605985E+21
Space diagonal
37163008.566907
Perimeter
64368219
Area
1.9934305617779E+14
Altitude
18581504.283453
Surface area
1.9934305617779E+14
Volume
1.1640843915882E+21
Height
10114489.810622