21003963 is an odd 8-digits composite number following 21003962
and preceding 21003964 . In scientific notation, it is written as 2.1003963 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 13989888 positive integers (up to 21003963) that are relatively prime to 21003963.
21003963 has 8 divisors, whose sum is 28030800
The reverse of 21003963 is 36930012
Previous prime number is 1409
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million three thousand nine hundred sixty-three
Scientific notation
2.1003963 × 10^7
Engineering notation
2.1003963 × 10^6
Prime Factorization
3 × 1409 × 4969
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21003963
Product of the distinct prime numbers
The prime factorization of 21003963 is 3 × 1409 × 4969.
Since it has a total of 3 prime factors.
7 , 9 , 42 , 26 , 952 , 811 , 9686 , 4421 , 61050 , 90468 , 202701 , 634525 , 9244275 , 8578650 , 88085098 , 79224052 , 561084290 , 537763428 , 3261876529 , 3094923158
n×2
42007926
n×3
63011889
n×4
84015852
n×5
105019815
n÷2
10501981.5
n÷3
7001321
n÷3
5250990.75
n÷5
4200792.6
n2
441166461705369
n3
9.2662440385005E+21
n4
1.9462784693363E+29
n5
4.0879560957637E+36
2 √n
4583.0080733073
3 √n
275.90977149336
4 √n
67.697917791519
5 √n
29.138034213918
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
-21003962
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 21003963 can be divided by 8 positive divisors.
The sum of these divisors (counting 21003963) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000111111010111011
3
Ternary
1110112010000120
4
Quaternary
1100013322323
5
Quinary
20334111323
6
Senary
2030104323
8
Octal
120077273
10
Decimal
21003963
12
Duodecimal
704b0a3
16
Hexadecimal
1407ebb
20
Vigesimal
6b59i3
36
Base36
ci6rf
md5
81ec1335fac4dadf1c950c3445d3dcda
sha1
18d09793b7bcb514c58ac2aa0af030e42229e2d5
sha256
85f03826c9a3b5bcbcb21ec6d8c76fd13f868fd2fdbf4b6846004c56c42a4c82
sha512
b459197ef1a6c440feb90d44a4798bd19020b5052d05e4620f2c82b57482e992b0ee4c1eb84c915976b2834960d9e2036581a59ddbc992f952d1d43d21de44c1
ripemd-160
bcfc8511f1c14097fc0cb036ff6929f5fc8afb7d
Diameter
42007926
Circumference
131971791.71414
Area
1.3859653151038E+15
Volume
3.8814352263631E+22
Surface area
5.5438612604152E+15
Circumference
131971791.71414
Perimeter
84015852
Area
441166461705369
Diagonal
29704089.338183
Surface area
2646998770232214
Volume
9.2662440385005E+21
Space diagonal
36379931.076297
Perimeter
63011889
Area
1.9103068156727E+14
Altitude
18189965.538148
Surface area
1.9103068156727E+14
Volume
1.0920373326255E+21
Height
9901363.1127276