21376579 is an odd 8-digits composite number following 21376578
and preceding 21376580 . In scientific notation, it is written as 2.1376579 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 18284616 positive integers (up to 21376579) that are relatively prime to 21376579.
21376579 has 8 divisors, whose sum is 24481280
The reverse of 21376579 is 97567312
Previous prime number is 523
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-one million three hundred seventy-six thousand five hundred seventy-nine
Scientific notation
2.1376579 × 10^7
Engineering notation
2.1376579 × 10^6
Prime Factorization
7 × 523 × 5839
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21376579
Product of the distinct prime numbers
The prime factorization of 21376579 is 7 × 523 × 5839.
Since it has a total of 3 prime factors.
4 , 5 , 32 , 79 , 409 , 826 , 5000 , 83 , 63894 , 91254 , 531561 , 715919 , 3596238 , 2622103 , 61794676 , 35048405 , 478118078 , 952865095 , 5867116658 , 1631212166
n×2
42753158
n×3
64129737
n×4
85506316
n×5
106882895
n÷2
10688289.5
n÷3
7125526.3333333
n÷3
5344144.75
n÷5
4275315.8
n2
456958129743241
n3
9.7682015601486E+21
n4
2.0881073233844E+29
n5
4.4636591158805E+36
2 √n
4623.4812641558
3 √n
277.53178869122
4 √n
67.996185658872
5 √n
29.240691633572
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
-21376578
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 21376579 can be divided by 8 positive divisors.
The sum of these divisors (counting 21376579) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001100010111001000011
3
Ternary
1111020001011011
4
Quaternary
1101202321003
5
Quinary
20433022304
6
Senary
2042101351
8
Octal
121427103
10
Decimal
21376579
12
Duodecimal
71aa857
16
Hexadecimal
1462e43
20
Vigesimal
6dc18j
36
Base36
cq69v
md5
f2d9d95203b34c8efd06d7c64a1778dd
sha1
2f726db0b6ada7b18c551f89175f146517049e7c
sha256
ac1e53bf54d7c6c92eafbf2c12ec05b2852245c8ec520f0f3b6a97a9b55f8bf4
sha512
fc565f19b12fd02cd26ff4bb07675c5180d019e5b9c39de7b4dfc0811385b4283fb1008fa5f80df51fd34d3a180cb28aac74e4273d111ec8394e5d9a095bb045
ripemd-160
dce61ed4648109cffd595d14a61ee3f81e6c3fda
Diameter
42753158
Circumference
134313007.09056
Area
1.4355763033995E+15
Volume
4.091694701353E+22
Surface area
5.742305213598E+15
Circumference
134313007.09056
Perimeter
85506316
Area
456958129743241
Diagonal
30231047.93894
Surface area
2741748778459446
Volume
9.7682015601486E+21
Space diagonal
37025320.92001
Perimeter
64129737
Area
1.9786867441174E+14
Altitude
18512660.460005
Surface area
1.9786867441174E+14
Volume
1.151193593863E+21
Height
10077015.979647