61661590 is an even 8-digits composite number following 61661589
and preceding 61661591 . In scientific notation, it is written as 6.1661590 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 24664632 positive integers (up to 61661590) that are relatively prime to 61661590.
61661590 has 8 divisors, whose sum is 110990880
The reverse of 61661590 is 09516616
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
sixty-one million six hundred sixty-one thousand five hundred ninety
Scientific notation
6.1661590 × 10^7
Engineering notation
6.1661590 × 10^6
Prime Factorization
2 × 5 × 6166159
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
61661590
Product of the distinct prime numbers
The prime factorization of 61661590 is 2 × 5 × 6166159.
Since it has a total of 3 prime factors.
10 , 1 , 4 , 85 , 708 , 395 , 6767 , 1622 , 88495 , 68466 , 992513 , 576643 , 5135915 , 7080851 , 24614213 , 13732769 , 404382377 , 168692738 , 527301426 , 3204772157
n×2
123323180
n×3
184984770
n×4
246646360
n×5
308307950
n÷2
30830795
n÷3
20553863.333333
n÷3
15415397.5
n÷5
12332318
n2
3802151681328100
n3
2.3444671809186E+23
n4
1.4456357407826E+31
n5
8.9140198337484E+38
2 √n
7852.4894141922
3 √n
395.06774461642
4 √n
88.614273196772
5 √n
36.141231244571
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
-61661589
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 61661590 can be divided by 8 positive divisors.
The sum of these divisors (counting 61661590) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101011001110000110010110
3
Ternary
11022000201210121
4
Quaternary
3223032012112
5
Quinary
111241132330
6
Senary
10041342154
8
Octal
353160626
10
Decimal
61661590
12
Duodecimal
1879795a
16
Hexadecimal
3ace196
20
Vigesimal
j57dja
36
Base36
10pmdy
md5
71ae2a0e5a876e8fe2a3913c7f7c420e
sha1
026f6fa732082ba5b1f7ea6c589ff2632aff4d40
sha256
8239d08f7fccb9ce4cf64e195d35b7688196824fd7eae0fec459e00737425d91
sha512
17761d768dde88bb1073a24df2254a9e3f339f191bd1be26c0a567fc0a4b9dc5b70bc7e7df8d5e5a0c228a5870fd35dfa600fc8fb07b76a157542a53b5ef6608
ripemd-160
b558d0e0aad4619cb603a1e52a267e0e24b711c4
Diameter
123323180
Circumference
387431196.30533
Area
1.1944811789894E+16
Volume
9.8204811628752E+23
Surface area
4.7779247159578E+16
Circumference
387431196.30533
Perimeter
246646360
Area
3802151681328100
Diagonal
87202656.855489
Surface area
22812910087968600
Volume
2.3444671809186E+23
Space diagonal
106801006.75548
Perimeter
184984770
Area
1.6463799725359E+15
Altitude
53400503.377741
Surface area
1.6463799725359E+15
Volume
2.7629810698281E+22
Height
29067552.285163