61661539 is an odd 8-digits prime number following 61661538
and preceding 61661540 . In scientific notation, it is written as 6.1661539 × 10^7.
The sum of its digits is 37. It has a total of 1 prime factors and 2 positive divisors.
There are 61661538 positive integers (up to 61661539) that are relatively prime to 61661539.
61661539 has 2 divisors, whose sum is 61661540
The reverse of 61661539 is 93516616
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-one million six hundred sixty-one thousand five hundred thirty-nine
Scientific notation
6.1661539 × 10^7
Engineering notation
6.1661539 × 10^6
Prime Factorization
61661539
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
61661539
Product of the distinct prime numbers
The prime factorization of 61661539 is 61661539.
Since it has a total of 1 prime factors.
7 , 1 , 70 , 51 , 403 , 466 , 7505 , 6729 , 62233 , 30102 , 903493 , 472545 , 5928966 , 3781149 , 49888978 , 25148795 , 412978616 , 91948835 , 3248376445 , 3139380249
n×2
123323078
n×3
184984617
n×4
246646156
n×5
308307695
n÷2
30830769.5
n÷3
20553846.333333
n÷3
15415384.75
n÷5
12332307.8
n2
3802145391848521
n3
2.3444613636314E+23
n4
1.4456309580755E+31
n5
8.9139829700979E+38
2 √n
7852.4861668137
3 √n
395.06763569685
4 √n
88.614254873658
5 √n
36.141225266122
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
61661540
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
30830770
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
7852.4862304878
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 61661539 can be divided by 2 positive divisors.
The sum of these divisors (counting 61661539) is 61661540, the average is 30830770.
Base
System
Value
2
Binary
11101011001110000101100011
3
Ternary
11022000201201201
4
Quaternary
3223032011203
5
Quinary
111241132124
6
Senary
10041342031
8
Octal
353160543
10
Decimal
61661539
12
Duodecimal
18797917
16
Hexadecimal
3ace163
20
Vigesimal
j57dgj
36
Base36
10pmcj
md5
466923f643f0650d2cd17cd2712262d6
sha1
954028eece4b2234ac8523061c9e2610cb22daab
sha256
c57c8dbbda4dad995c8279380109d152b8d63fa2215fcd6500fa28ff7b430bc4
sha512
ef7eafbf2d475773cce018ad924ac96d2d8b618dcc65c98af7ff138cac71e25aa9d2b5a04db5673f65be9d393bdc4e6c35859dcfafe08a1c2801c27784779aa8
ripemd-160
98af955f1dd8fc76ffa834904cfd9aa92120acd5
Diameter
123323078
Circumference
387430875.86288
Area
1.1944792030912E+16
Volume
9.8204567954793E+23
Surface area
4.7779168123646E+16
Circumference
387430875.86288
Perimeter
246646156
Area
3802145391848521
Diagonal
87202584.730598
Surface area
22812872351091126
Volume
2.3444613636314E+23
Space diagonal
106800918.42089
Perimeter
184984617
Area
1.6463772491114E+15
Altitude
53400459.210445
Surface area
1.6463772491114E+15
Volume
2.7629742140893E+22
Height
29067528.243533