21307613 is an odd 8-digits composite number following 21307612
and preceding 21307614 . In scientific notation, it is written as 2.1307613 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 19972096 positive integers (up to 21307613) that are relatively prime to 21307613.
21307613 has 8 divisors, whose sum is 22653432
The reverse of 21307613 is 31670312
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million three hundred seven thousand six hundred thirteen
Scientific notation
2.1307613 × 10^7
Engineering notation
2.1307613 × 10^6
Prime Factorization
17 × 257 × 4877
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21307613
Product of the distinct prime numbers
The prime factorization of 21307613 is 17 × 257 × 4877.
Since it has a total of 3 prime factors.
5 , 8 , 49 , 15 , 151 , 535 , 3647 , 2202 , 84747 , 8179 , 124664 , 176729 , 319376 , 6620392 , 89305003 , 66017916 , 435985347 , 137294521 , 7212702849 , 3182236850
n×2
42615226
n×3
63922839
n×4
85230452
n×5
106538065
n÷2
10653806.5
n÷3
7102537.6666667
n÷3
5326903.25
n÷5
4261522.6
n2
454014371757769
n3
9.6739625298527E+21
n4
2.061290497626E+29
n5
4.3921180203993E+36
2 √n
4616.0170060345
3 √n
277.2330056476
4 √n
67.941276158419
5 √n
29.221799733039
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
-21307612
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 21307613 can be divided by 8 positive divisors.
The sum of these divisors (counting 21307613) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001010010000011011101
3
Ternary
1111002112112212
4
Quaternary
1101102003131
5
Quinary
20423320423
6
Senary
2040410205
8
Octal
121220335
10
Decimal
21307613
12
Duodecimal
7176965
16
Hexadecimal
14520dd
20
Vigesimal
6d390d
36
Base36
cop25
md5
2fda29c2efe051550c1cec2c7462d404
sha1
fc653ba59a45b2cc019b9561db3a5d46c5505566
sha256
b64d72ae705a6c312807ce1873641d018cf41a8b675cf2d6f971bb0e28212524
sha512
2ef031ca4378d70dfd08b51a91ae249c748cbe29797efcee7987dd1092cb81cbd2a004925db6721a02e1d2fa7e358761b81c1834a942f045d5843b3ff2390f2d
ripemd-160
ba731d4e934e58554f52f490a662f0eca072f0a2
Diameter
42615226
Circumference
133879680.93267
Area
1.4263282149384E+15
Volume
4.0522199486517E+22
Surface area
5.7053128597536E+15
Circumference
133879680.93267
Perimeter
85230452
Area
454014371757769
Diagonal
30133515.286397
Surface area
2724086230546614
Volume
9.6739625298527E+21
Space diagonal
36905868.304015
Perimeter
63922839
Area
1.9659398981273E+14
Altitude
18452934.152008
Surface area
1.9659398981273E+14
Volume
1.1400874176339E+21
Height
10044505.095466