13179987 is an odd 8-digits composite number following 13179986
and preceding 13179988 . In scientific notation, it is written as 1.3179987 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 8620560 positive integers (up to 13179987) that are relatively prime to 13179987.
13179987 has 8 divisors, whose sum is 14921280
The reverse of 13179987 is 78997131
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
thirteen million one hundred seventy-nine thousand nine hundred eighty-seven
Scientific notation
1.3179987 × 10^7
Engineering notation
1.3179987 × 10^6
Prime Factorization
9 × 53 × 27631
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13179987
Product of the distinct prime numbers
The prime factorization of 13179987 is 9 × 53 × 27631.
Since it has a total of 3 prime factors.
9 , 8 , 51 , 11 , 499 , 99 , 2039 , 3428 , 17146 , 93884 , 140745 , 882457 , 3552983 , 7685022 , 3301714 , 48627166 , 653308998 , 479262106 , 928713132 , 8538333120
n×2
26359974
n×3
39539961
n×4
52719948
n×5
65899935
n÷2
6589993.5
n÷3
4393329
n÷3
3294996.75
n÷5
2635997.4
n2
173712057320169
n3
2.2895226572231E+21
n4
3.0175878858406E+28
n5
3.9771769106736E+35
2 √n
3630.4251817108
3 √n
236.21365192037
4 √n
60.253009731555
5 √n
26.54501630138
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
-13179986
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 13179987 can be divided by 8 positive divisors.
The sum of these divisors (counting 13179987) is 1, the average is 0.125.
Base
System
Value
2
Binary
110010010001110001010011
3
Ternary
220210121112200
4
Quaternary
302101301103
5
Quinary
11333224422
6
Senary
1150254243
8
Octal
62216123
10
Decimal
13179987
12
Duodecimal
44b7383
16
Hexadecimal
c91c53
20
Vigesimal
4279j7
36
Base36
7uhqr
md5
7de57137aa557b77b55cb283069cc145
sha1
63acd80f7d39e0fa9657cc91385e6a4a3845da3d
sha256
66e620e7de40fb94de1b267d649e87731a40b76ff4745986d1501e55b261233c
sha512
e6d028d249deaf34207946b39aec7f0fedee582eb7fdd517462c2c449aac57a426d94d7bb3c7ba8a53df5a7733d02c67ce2f0a3895c2882b031aee269b36f41d
ripemd-160
55a362f0a9c38293c9eb2b5ffd30d3b9708e5399
Diameter
26359974
Circumference
82812300.667218
Area
5.4573252311701E+14
Volume
9.5903300802126E+21
Surface area
2.182930092468E+15
Circumference
82812300.667218
Perimeter
52719948
Area
173712057320169
Diagonal
18639316.367301
Surface area
1042272343921014
Volume
2.2895226572231E+21
Space diagonal
22828407.127097
Perimeter
39539961
Area
75219527291462
Altitude
11414203.563549
Surface area
75219527291462
Volume
2.6982283276711E+20
Height
6213105.455767