13506721 is an odd 8-digits composite number following 13506720
and preceding 13506722 . In scientific notation, it is written as 1.3506721 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 12273408 positive integers (up to 13506721) that are relatively prime to 13506721.
13506721 has 8 divisors, whose sum is 14794920
The reverse of 13506721 is 12760531
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
thirteen million five hundred six thousand seven hundred twenty-one
Scientific notation
1.3506721 × 10^7
Engineering notation
1.3506721 × 10^6
Prime Factorization
29 × 17 × 27397
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13506721
Product of the distinct prime numbers
The prime factorization of 13506721 is 29 × 17 × 27397.
Since it has a total of 3 prime factors.
8 , 2 , 91 , 6 , 333 , 307 , 2148 , 7059 , 48263 , 71349 , 735655 , 122344 , 3687961 , 691292 , 38976524 , 85753645 , 810793355 , 901771172 , 6974348983 , 2718905825
n×2
27013442
n×3
40520163
n×4
54026884
n×5
67533605
n÷2
6753360.5
n÷3
4502240.3333333
n÷3
3376680.25
n÷5
2701344.2
n2
182431512171841
n3
2.4640515365132E+21
n4
3.3281256633305E+28
n5
4.4952064787544E+35
2 √n
3675.1491126211
3 √n
238.14966576725
4 √n
60.623008112606
5 √n
26.675341364476
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
-13506720
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 13506721 can be divided by 8 positive divisors.
The sum of these divisors (counting 13506721) is 1, the average is 0.125.
Base
System
Value
2
Binary
110011100001100010100001
3
Ternary
221102012201221
4
Quaternary
303201202201
5
Quinary
11424203341
6
Senary
1201255041
8
Octal
63414241
10
Decimal
13506721
12
Duodecimal
4634481
16
Hexadecimal
ce18a1
20
Vigesimal
4486g1
36
Base36
81hup
md5
de7cdceb8b2e2b04e47062d71776aa3c
sha1
91b533b54be64357df09b4be1918c03d7700c84e
sha256
454dc06ee5daa8ec38f659bbd7500386cf2371a7b5cb4cb6a90dc15b254530bb
sha512
74b97215ed49b7c9007e730268b914108c3a04ffe58735e41608af5942133b2661545990e9c124f31c0df09b2e8b133477d8f9b8dd5b9ce0367c889535d1ad5e
ripemd-160
9f7884335756a96c208398abbd6002ac7fe5bf65
Diameter
27013442
Circumference
84865230.935374
Area
5.7312549842233E+14
Volume
1.0321394940235E+22
Surface area
2.2925019936893E+15
Circumference
84865230.935374
Perimeter
54026884
Area
182431512171841
Diagonal
19101388.021389
Surface area
1094589073031046
Volume
2.4640515365132E+21
Space diagonal
23394327.015658
Perimeter
40520163
Area
78995161995812
Altitude
11697163.507829
Surface area
78995161995812
Volume
2.903912584436E+20
Height
6367129.3404632