61661521 is an odd 8-digits prime number following 61661520
and preceding 61661522 . In scientific notation, it is written as 6.1661521 × 10^7.
The sum of its digits is 28. It has a total of 1 prime factors and 2 positive divisors.
There are 61661520 positive integers (up to 61661521) that are relatively prime to 61661521.
61661521 has 2 divisors, whose sum is 61661522
The reverse of 61661521 is 12516616
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
sixty-one million six hundred sixty-one thousand five hundred twenty-one
Scientific notation
6.1661521 × 10^7
Engineering notation
6.1661521 × 10^6
Prime Factorization
61661521
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
61661521
Product of the distinct prime numbers
The prime factorization of 61661521 is 61661521.
Since it has a total of 1 prime factors.
3 , 6 , 73 , 81 , 568 , 260 , 6499 , 4651 , 31869 , 38158 , 614124 , 375454 , 1454840 , 4126371 , 27377951 , 46812889 , 814417234 , 565981519 , 2984075084 , 743980436
n×2
123323042
n×3
184984563
n×4
246646084
n×5
308307605
n÷2
30830760.5
n÷3
20553840.333333
n÷3
15415380.25
n÷5
12332304.2
n2
3802143172033441
n3
2.3444593104735E+23
n4
1.4456292700641E+31
n5
8.9139699594269E+38
2 √n
7852.4850206798
3 √n
395.06759725464
4 √n
88.614248406674
5 √n
36.14122315608
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
61661522
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
30830761
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
7852.4850843539
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999675649
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61661521 can be divided by 2 positive divisors.
The sum of these divisors (counting 61661521) is 61661522, the average is 30830761.
Base
System
Value
2
Binary
11101011001110000101010001
3
Ternary
11022000201201001
4
Quaternary
3223032011101
5
Quinary
111241132041
6
Senary
10041342001
8
Octal
353160521
10
Decimal
61661521
12
Duodecimal
18797901
16
Hexadecimal
3ace151
20
Vigesimal
j57dg1
36
Base36
10pmc1
md5
c704908e0e10f17b78f6c9da1a402207
sha1
b6671caa822ee312fc62eff86f3cbb025aef5650
sha256
15dddfd6d1d98e27181681c610d9bf267c3f547ef76ee05fb04324444f92c1b2
sha512
cda921242bd32131ac5f24328c12d1f4654bdf06f8afca227e42863efb1b2a04d999dad6f097a350a8bf71905a71d26bd1ceede481d29603c73a4d4c7d2a8b85
ripemd-160
2ec1740793c23d16608139a2233eb67c67ab8700
Diameter
123323042
Circumference
387430762.76555
Area
1.1944785057157E+16
Volume
9.8204481952315E+23
Surface area
4.7779140228627E+16
Circumference
387430762.76555
Perimeter
246646084
Area
3802143172033441
Diagonal
87202559.274753
Surface area
22812859032200646
Volume
2.3444593104735E+23
Space diagonal
106800887.24398
Perimeter
184984563
Area
1.6463762879033E+15
Altitude
53400443.621988
Surface area
1.6463762879033E+15
Volume
2.7629717944195E+22
Height
29067519.758251