61128538 is an even 8-digits composite number following 61128537
and preceding 61128539 . In scientific notation, it is written as 6.1128538 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 30564268 positive integers (up to 61128538) that are relatively prime to 61128538.
61128538 has 4 divisors, whose sum is 91692810
The reverse of 61128538 is 83582116
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
sixty-one million one hundred twenty-eight thousand five hundred thirty-eight
Scientific notation
6.1128538 × 10^7
Engineering notation
6.1128538 × 10^6
Prime Factorization
2 × 30564269
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61128538
Product of the distinct prime numbers
The prime factorization of 61128538 is 2 × 30564269.
Since it has a total of 2 prime factors.
9 , 5 , 75 , 49 , 95 , 762 , 719 , 1937 , 98744 , 55691 , 278274 , 825091 , 8903013 , 9869351 , 60531636 , 44393881 , 685917872 , 487619333 , 407876615 , 8603264550
n×2
122257076
n×3
183385614
n×4
244514152
n×5
305642690
n÷2
30564269
n÷3
20376179.333333
n÷3
15282134.5
n÷5
12225707.6
n2
3736698158017444
n3
2.284188953469E+23
n4
1.3962913124131E+31
n5
8.5353246549914E+38
2 √n
7818.4741478117
3 √n
393.92602130842
4 √n
88.422136073563
5 √n
36.078527313028
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
-61128537
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 61128538 can be divided by 4 positive divisors.
The sum of these divisors (counting 61128538) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101001001011111101011010
3
Ternary
11021000122120221
4
Quaternary
3221023331122
5
Quinary
111122103123
6
Senary
10022110254
8
Octal
351137532
10
Decimal
61128538
12
Duodecimal
1857b38a
16
Hexadecimal
3a4bf5a
20
Vigesimal
j2116i
36
Base36
10e72y
md5
17e2e50237568a35ad30c6ed13073436
sha1
57cd3f812b7545e8f75f2cc8484a4375249f24dc
sha256
83f75d2d3d99a886b9691693932b3d433544ea50a237d086cb6694d3485339b7
sha512
93adffde26a0ee15f7eae4229a38e8f6ac83da46ef1575e6ca47c89cebfb46a57991a4a046eb1b7948d987eb253d624bd9f21afa3886d53b71cca48c083bb24a
ripemd-160
49dcfad6adf3f8d3eb4595eb241f215f7ae9333d
Diameter
122257076
Circumference
384081931.81097
Area
1.173918348191E+16
Volume
9.5679883141722E+23
Surface area
4.695673392764E+16
Circumference
384081931.81097
Perimeter
244514152
Area
3736698158017444
Diagonal
86448807.487639
Surface area
22420188948104664
Volume
2.284188953469E+23
Space diagonal
105877733.6084
Perimeter
183385614
Area
1.6180377655588E+15
Altitude
52938866.804202
Surface area
1.6180377655588E+15
Volume
2.6919424975155E+22
Height
28816269.162546