21304879 is an odd 8-digits composite number following 21304878
and preceding 21304880 . In scientific notation, it is written as 2.1304879 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 20494656 positive integers (up to 21304879) that are relatively prime to 21304879.
21304879 has 8 divisors, whose sum is 22120560
The reverse of 21304879 is 97840312
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million three hundred four thousand eight hundred seventy-nine
Scientific notation
2.1304879 × 10^7
Engineering notation
2.1304879 × 10^6
Prime Factorization
29 × 307 × 2393
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21304879
Product of the distinct prime numbers
The prime factorization of 21304879 is 29 × 307 × 2393.
Since it has a total of 3 prime factors.
6 , 4 , 15 , 89 , 329 , 382 , 7436 , 935 , 22380 , 72863 , 666381 , 301960 , 4683769 , 8530985 , 12797550 , 27769619 , 217109057 , 786753267 , 2751828286 , 1803081263
n×2
42609758
n×3
63914637
n×4
85219516
n×5
106524395
n÷2
10652439.5
n÷3
7101626.3333333
n÷3
5326219.75
n÷5
4260975.8
n2
453897869204641
n3
9.6702391817627E+21
n4
2.0602327566851E+29
n5
4.3893009593013E+36
2 √n
4615.7208537779
3 √n
277.22114779727
4 √n
67.939096651176
5 √n
29.22104979919
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
-21304878
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 21304879 can be divided by 8 positive divisors.
The sum of these divisors (counting 21304879) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001010001011000101111
3
Ternary
1111002101210121
4
Quaternary
1101101120233
5
Quinary
20423224004
6
Senary
2040345411
8
Octal
121213057
10
Decimal
21304879
12
Duodecimal
7175267
16
Hexadecimal
145162f
20
Vigesimal
6d323j
36
Base36
comy7
md5
1e54ad415ccfda62cf972590dc51c5ef
sha1
130ae29ad65708185eb6f5c310e1a0ede1dc2c95
sha256
9f5f5999e9b35b357e603b746eb977714fa5c7f613c5597929c887a563ac9bd6
sha512
cab9e04ee5d1106bba91436eb7f11627710553a38059e517ebc90ab4b57f486110d821233fbbdc2f7d83e1be56a8412ddc676c276551cf6d4eadb8010140cddf
ripemd-160
a1acb42f07429c89d225c208b916f5af08762fed
Diameter
42609758
Circumference
133862502.70404
Area
1.4259622113734E+15
Volume
4.0506603162509E+22
Surface area
5.7038488454934E+15
Circumference
133862502.70404
Perimeter
85219516
Area
453897869204641
Diagonal
30129648.826518
Surface area
2723387215227846
Volume
9.6702391817627E+21
Space diagonal
36901132.877107
Perimeter
63914637
Area
1.9654354272742E+14
Altitude
18450566.438554
Surface area
1.9654354272742E+14
Volume
1.1396486168534E+21
Height
10043216.275506