15661013 is an odd 8-digits prime number following 15661012
and preceding 15661014 . In scientific notation, it is written as 1.5661013 × 10^7.
The sum of its digits is 23. It has a total of 1 prime factors and 2 positive divisors.
There are 15661012 positive integers (up to 15661013) that are relatively prime to 15661013.
15661013 has 2 divisors, whose sum is 15661014
The reverse of 15661013 is 31016651
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
fifteen million six hundred sixty-one thousand thirteen
Scientific notation
1.5661013 × 10^7
Engineering notation
1.5661013 × 10^6
Prime Factorization
15661013
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
15661013
Product of the distinct prime numbers
The prime factorization of 15661013 is 15661013.
Since it has a total of 1 prime factors.
8 , 4 , 65 , 40 , 592 , 382 , 5986 , 5191 , 22295 , 23486 , 299212 , 785046 , 3544855 , 5944033 , 82482815 , 30852306 , 289984141 , 916538529 , 9323240672 , 2429588115
n×2
31322026
n×3
46983039
n×4
62644052
n×5
78305065
n÷2
7830506.5
n÷3
5220337.6666667
n÷3
3915253.25
n÷5
3132202.6
n2
245267328186169
n3
3.8411348151989E+21
n4
6.0156062275582E+28
n5
9.421048733267E+35
2 √n
3957.3997776318
3 √n
250.19192195948
4 √n
62.907867374691
5 √n
27.476661914581
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
15661014
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
7830507
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3957.3999039774
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998722943
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 15661013 can be divided by 2 positive divisors.
The sum of these divisors (counting 15661013) is 15661014, the average is 7830507.
Base
System
Value
2
Binary
111011101111011111010101
3
Ternary
1002110122212112
4
Quaternary
323233133111
5
Quinary
13002123023
6
Senary
1315400405
8
Octal
73573725
10
Decimal
15661013
12
Duodecimal
52b3105
16
Hexadecimal
eef7d5
20
Vigesimal
4hhcad
36
Base36
9bo45
md5
e9e99dc99c9f74b97766234049f74389
sha1
3812b8652247fa51981b5d8548b99470d2b2c96e
sha256
63f62f53a4ca539f3ca5ce99697189071973f08ff260a18caf60001901283ee8
sha512
0133c4548e8451beb269e81eed8fc9f1e094594f5df539e2fa7f9bb47867396dc7a66c0e004b64d000fcebce99b098785e74c3cbfd017a7842292461e2388fcb
ripemd-160
d0e4f1015768db50074004296e6f329d67ef759e
Diameter
31322026
Circumference
98401046.777149
Area
7.7053003639527E+14
Volume
1.6089707889169E+22
Surface area
3.0821201455811E+15
Circumference
98401046.777149
Perimeter
62644052
Area
245267328186169
Diagonal
22148016.985101
Surface area
1471603969117014
Volume
3.8411348151989E+21
Space diagonal
27125670.213997
Perimeter
46983039
Area
1.0620386846378E+14
Altitude
13562835.106998
Surface area
1.0620386846378E+14
Volume
4.5268207921314E+20
Height
7382672.3283671