13015961 is an odd 8-digits composite number following 13015960
and preceding 13015962 . In scientific notation, it is written as 1.3015961 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 11014848 positive integers (up to 13015961) that are relatively prime to 13015961.
13015961 has 8 divisors, whose sum is 15064320
The reverse of 13015961 is 16951031
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
thirteen million fifteen thousand nine hundred sixty-one
Scientific notation
1.3015961 × 10^7
Engineering notation
1.3015961 × 10^6
Prime Factorization
7 × 79 × 23537
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13015961
Product of the distinct prime numbers
The prime factorization of 13015961 is 7 × 79 × 23537.
Since it has a total of 3 prime factors.
8 , 4 , 82 , 13 , 239 , 640 , 5158 , 6893 , 81686 , 22376 , 579659 , 349287 , 7198636 , 2220140 , 98356660 , 92930386 , 542919474 , 356537155 , 5441799847 , 211437451
n×2
26031922
n×3
39047883
n×4
52063844
n×5
65079805
n÷2
6507980.5
n÷3
4338653.6666667
n÷3
3253990.25
n÷5
2603192.2
n2
169415240753521
n3
2.2051021664534E+21
n4
2.8701523799573E+28
n5
3.7357791441582E+35
2 √n
3607.7639889549
3 √n
235.22965929558
4 √n
60.06466506154
5 √n
26.478613947139
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
-13015960
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 13015961 can be divided by 8 positive divisors.
The sum of these divisors (counting 13015961) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001101001101110011001
3
Ternary
220111021112122
4
Quaternary
301221232121
5
Quinary
11313002321
6
Senary
1142551025
8
Octal
61515631
10
Decimal
13015961
12
Duodecimal
4438475
16
Hexadecimal
c69b99
20
Vigesimal
416ji1
36
Base36
7qz6h
md5
18c1ab32b7b463ec957ed2277f0a00de
sha1
066aa77c83bc1eb5d4941922340c48ca65ae6610
sha256
933fbfcaaec7c7a3785cad4a7a7e0b619ccc17dd7daa7b3fea0053e1c354d8c8
sha512
d0ae7147fa06cda7862867d895f2d93f4daf13128eeab374080fe568cf7326096fbd96b2daee459877810b89cf001327c6821f403f5e6ec8e73138923a5192cc
ripemd-160
221856dfe7844121c1967f8ff114b612290f0bda
Diameter
26031922
Circumference
81781694.914023
Area
5.3223367575741E+14
Volume
9.2367103553934E+21
Surface area
2.1289347030296E+15
Circumference
81781694.914023
Perimeter
52063844
Area
169415240753521
Diagonal
18407348.573519
Surface area
1016491444521126
Volume
2.2051021664534E+21
Space diagonal
22544305.761335
Perimeter
39047883
Area
73358951140403
Altitude
11272152.880668
Surface area
73358951140403
Volume
2.5987378251806E+20
Height
6135782.8578398