61505725 is an odd 8-digits composite number following 61505724
and preceding 61505726 . In scientific notation, it is written as 6.1505725 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 49204560 positive integers (up to 61505725) that are relatively prime to 61505725.
61505725 has 4 divisors, whose sum is 63965980
The reverse of 61505725 is 52750516
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-one million five hundred five thousand seven hundred twenty-five
Scientific notation
6.1505725 × 10^7
Engineering notation
6.1505725 × 10^6
Prime Factorization
25 × 2460229
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61505725
Product of the distinct prime numbers
The prime factorization of 61505725 is 25 × 2460229.
Since it has a total of 2 prime factors.
2 , 3 , 73 , 10 , 988 , 462 , 3184 , 7977 , 77334 , 21722 , 466846 , 949609 , 4767113 , 5380404 , 90898856 , 80065055 , 466983324 , 875158125 , 5793970057 , 2194133068
n×2
123011450
n×3
184517175
n×4
246022900
n×5
307528625
n÷2
30752862.5
n÷3
20501908.333333
n÷3
15376431.25
n÷5
12301145
n2
3782954207775625
n3
2.3267334119104E+23
n4
1.4310742538127E+31
n5
8.8019259509586E+38
2 √n
7842.558574853
3 √n
394.73458642766
4 √n
88.558221384878
5 √n
36.122941552919
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
-61505724
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 61505725 can be divided by 4 positive divisors.
The sum of these divisors (counting 61505725) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101010101000000010111101
3
Ternary
11021201210222211
4
Quaternary
3222220002331
5
Quinary
111221140400
6
Senary
10034140421
8
Octal
352500275
10
Decimal
61505725
12
Duodecimal
18721711
16
Hexadecimal
3aa80bd
20
Vigesimal
j48465
36
Base36
10ma4d
md5
376b23c2b340abf0de4d4dc77daf4bf9
sha1
f2184f068bd7e59b4337abd46787b22e76bb72a3
sha256
818092507df9ee945cfcb01e3408580d9d083a37c2dbf7b586ba04a5c9676ba3
sha512
05f4bfbee24596271b5bb51d03918ecdf4b951ffcbb32430306a1daf204b8ca299a2d5e7bf045f291b564d9df1a03268b385214fa101fd656ed56c76949809fc
ripemd-160
a9c5c491c7d622988dac1eeca729f7279484b59f
Diameter
123011450
Circumference
386451867.62743
Area
1.1884501148014E+16
Volume
9.7461981249595E+23
Surface area
4.7538004592058E+16
Circumference
386451867.62743
Perimeter
246022900
Area
3782954207775625
Diagonal
86982230.45859
Surface area
22697725246653750
Volume
2.3267334119104E+23
Space diagonal
106531040.65636
Perimeter
184517175
Area
1.6380672226435E+15
Altitude
53265520.32818
Surface area
1.6380672226435E+15
Volume
2.7420816226253E+22
Height
28994076.81953