21143764 is an even 8-digits composite number following 21143763
and preceding 21143765 . In scientific notation, it is written as 2.1143764 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 6 positive divisors.
There are 10571880 positive integers (up to 21143764) that are relatively prime to 21143764.
21143764 has 6 divisors, whose sum is 37001594
The reverse of 21143764 is 46734112
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million one hundred forty-three thousand seven hundred sixty-four
Scientific notation
2.1143764 × 10^7
Engineering notation
2.1143764 × 10^6
Prime Factorization
2 × 2 × 5285941
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10571882
Product of the distinct prime numbers
The prime factorization of 21143764 is 2 × 2 × 5285941.
Since it has a total of 3 prime factors.
10 , 2 , 78 , 68 , 26 , 824 , 7452 , 9855 , 22711 , 90113 , 502853 , 375605 , 7886882 , 6674701 , 38061659 , 33244439 , 866871947 , 371269089 , 6900343904 , 7318353566
n×2
42287528
n×3
63431292
n×4
84575056
n×5
105718820
n÷2
10571882
n÷3
7047921.3333333
n÷3
5285941
n÷5
4228752.8
n2
447058756087696
n3
9.4525048328518E+21
n4
1.9986153139468E+29
n5
4.2258250524877E+36
2 √n
4598.2348787334
3 √n
276.52056413953
4 √n
67.810285936083
5 √n
29.176719524704
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21143763
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21143764 can be divided by 6 positive divisors.
The sum of these divisors (counting 21143764) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000101010000011010100
3
Ternary
1110210012210101
4
Quaternary
1100222003110
5
Quinary
20403100024
6
Senary
2033103444
8
Octal
120520324
10
Decimal
21143764
12
Duodecimal
70b7b84
16
Hexadecimal
142a0d4
20
Vigesimal
6c2j84
36
Base36
cl6ms
md5
f29217d17b8d776aa29b7be1c5a4685f
sha1
fec7c465a2fc4e78c794362514a4cdfb7accc5d6
sha256
cdea2b6a112e59b6d2a74e28947fbb6e27775edcc17b94927716e55830b4ee48
sha512
6dae32456fcefaa60ac16d9205ff5784ef84590256c595ab6541150947727d2f22761c20ce299fc3ec44cd9e2825270dc9464337ae23e4b1491cbca0ef48e7e7
ripemd-160
28c3b2fa767b741e81709eeac0ef04678393919e
Diameter
42287528
Circumference
132850187.30327
Area
1.4044765038481E+15
Volume
3.9594559654546E+22
Surface area
5.6179060153924E+15
Circumference
132850187.30327
Perimeter
84575056
Area
447058756087696
Diagonal
29901797.808416
Surface area
2682352536526176
Volume
9.4525048328518E+21
Space diagonal
36622073.511246
Perimeter
63431292
Area
1.9358211987811E+14
Altitude
18311036.755623
Surface area
1.9358211987811E+14
Volume
1.1139883777514E+21
Height
9967265.9361387