61505894 is an even 8-digits composite number following 61505893
and preceding 61505895 . In scientific notation, it is written as 6.1505894 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 30752946 positive integers (up to 61505894) that are relatively prime to 61505894.
61505894 has 4 divisors, whose sum is 92258844
The reverse of 61505894 is 49850516
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-one million five hundred five thousand eight hundred ninety-four
Scientific notation
6.1505894 × 10^7
Engineering notation
6.1505894 × 10^6
Prime Factorization
2 × 30752947
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61505894
Product of the distinct prime numbers
The prime factorization of 61505894 is 2 × 30752947.
Since it has a total of 2 prime factors.
5 , 1 , 52 , 95 , 436 , 895 , 2579 , 9554 , 51166 , 2089 , 294799 , 387459 , 5372809 , 9785605 , 29168309 , 31968537 , 235427419 , 51295628 , 5693457478 , 8831354698
n×2
123011788
n×3
184517682
n×4
246023576
n×5
307529470
n÷2
30752947
n÷3
20501964.666667
n÷3
15376473.5
n÷5
12301178.8
n2
3782974996739236
n3
2.3267525915409E+23
n4
1.4310899825954E+31
n5
8.8020468773976E+38
2 √n
7842.5693493905
3 √n
394.73494796627
4 √n
88.55828221793
5 √n
36.122961403983
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-61505893
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61505894 can be divided by 4 positive divisors.
The sum of these divisors (counting 61505894) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101010101000000101100110
3
Ternary
11021201211020002
4
Quaternary
3222220011212
5
Quinary
111221142034
6
Senary
10034141302
8
Octal
352500546
10
Decimal
61505894
12
Duodecimal
18721832
16
Hexadecimal
3aa8166
20
Vigesimal
j484ee
36
Base36
10ma92
md5
94cb45b7d4483dc2c6be34c4f180412b
sha1
596bba60189ff7fef83cdcf4e902a2a84b4e0479
sha256
7a93837a765000fc400676f344787077a45e67f2f4d7185284f9065651ff72f6
sha512
204518c085603b1bfd026d4bfcb05471f5c5c9b8b62f72faa109939b401d6c847864500f5b86cd120e09252b6de4990c41aa12f13d620b3a2fb5fb408f52abf4
ripemd-160
183501258f55e8932ca4767259df353e0f9e0b4d
Diameter
123011788
Circumference
386452929.48575
Area
1.188456645847E+16
Volume
9.746278464408E+23
Surface area
4.7538265833879E+16
Circumference
386452929.48575
Perimeter
246023576
Area
3782974996739236
Diagonal
86982469.460682
Surface area
22697849980435416
Volume
2.3267525915409E+23
Space diagonal
106531333.37295
Perimeter
184517682
Area
1.6380762245288E+15
Altitude
53265666.686473
Surface area
1.6380762245288E+15
Volume
2.7421042260366E+22
Height
28994156.486894