61731290 is an even 8-digits composite number following 61731289
and preceding 61731291 . In scientific notation, it is written as 6.1731290 × 10^7.
The sum of its digits is 29. It has a total of 5 prime factors and 32 positive divisors.
There are 24190848 positive integers (up to 61731290) that are relatively prime to 61731290.
61731290 has 32 divisors, whose sum is 113400000
The reverse of 61731290 is 09213716
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
sixty-one million seven hundred thirty-one thousand two hundred ninety
Scientific notation
6.1731290 × 10^7
Engineering notation
6.1731290 × 10^6
Prime Factorization
2 × 5 × 139 × 89 × 499
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
61731290
Product of the distinct prime numbers
The prime factorization of 61731290 is 2 × 5 × 139 × 89 × 499.
Since it has a total of 5 prime factors.
3 , 5 , 10 , 8 , 694 , 353 , 987 , 1990 , 48750 , 80883 , 450217 , 315518 , 8338934 , 6321895 , 11475055 , 5391911 , 332705271 , 143600184 , 7193289128 , 643050591
n×2
123462580
n×3
185193870
n×4
246925160
n×5
308656450
n÷2
30865645
n÷3
20577096.666667
n÷3
15432822.5
n÷5
12346258
n2
3810752165064100
n3
2.352426470197E+23
n4
1.4521832063541E+31
n5
8.9645142644573E+38
2 √n
7856.9262437673
3 √n
395.21654526092
4 √n
88.639304170144
5 √n
36.149398097277
1 , 2 , 5 , 10 , 89 , 139 , 178 , 278 , 445 , 499 , 695 , 890 , 998 , 1390 , 2495 , 4990 , 12371 , 24742 , 44411 , 61855 , 69361 , 88822 , 123710 , 138722 , 222055 , 346805 , 444110 , 693610 , 6173129 , 12346258 , 30865645 , 61731290
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-61731289
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61731290 can be divided by 32 positive divisors.
The sum of these divisors (counting 61731290) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11101011011111000111011010
3
Ternary
11022011021102002
4
Quaternary
3223133013122
5
Quinary
111300400130
6
Senary
10043041002
8
Octal
353370732
10
Decimal
61731290
12
Duodecimal
18810162
16
Hexadecimal
3adf1da
20
Vigesimal
j5g84a
36
Base36
10r462
md5
84864b0d39e2540b74dfba2c8e2648c3
sha1
f946ee4d9389dabd0fbd843dafab097935c2b611
sha256
86edfedf845f06e2c16de96fb5e49f103105071ac3a5df34b044e0c23920ed7c
sha512
e23b7eb692eb44e1c1c91d0cde93c1e460a007c5725b9dac93df4ce3a486534441f0926224023050b215882fb863a5b5e23849565bdb95c386175451adbbd6bf
ripemd-160
4c561913529e466871a1f6cc2556c6a2f5484341
Diameter
123462580
Circumference
387869134.32124
Area
1.1971831006417E+16
Volume
9.8538209558414E+23
Surface area
4.7887324025667E+16
Circumference
387869134.32124
Perimeter
246925160
Area
3810752165064100
Diagonal
87301227.540787
Surface area
22864512990384600
Volume
2.352426470197E+23
Space diagonal
106921730.69677
Perimeter
185193870
Area
1.650104091236E+15
Altitude
53460865.348384
Surface area
1.650104091236E+15
Volume
2.7723611821984E+22
Height
29100409.180262