61291288 is an even 8-digits composite number following 61291287
and preceding 61291289 . In scientific notation, it is written as 6.1291288 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 8 positive divisors.
There are 30645640 positive integers (up to 61291288) that are relatively prime to 61291288.
61291288 has 8 divisors, whose sum is 114921180
The reverse of 61291288 is 88219216
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-one million two hundred ninety-one thousand two hundred eighty-eight
Scientific notation
6.1291288 × 10^7
Engineering notation
6.1291288 × 10^6
Prime Factorization
2 × 2 × 2 × 7661411
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
15322822
Product of the distinct prime numbers
The prime factorization of 61291288 is 2 × 2 × 2 × 7661411.
Since it has a total of 4 prime factors.
6 , 8 , 20 , 20 , 78 , 433 , 8206 , 50 , 13186 , 67297 , 451848 , 417744 , 8947906 , 3861133 , 13966655 , 58644265 , 395403558 , 878843040 , 4534156051 , 6055087998
n×2
122582576
n×3
183873864
n×4
245165152
n×5
306456440
n÷2
30645644
n÷3
20430429.333333
n÷3
15322822
n÷5
12258257.6
n2
3756621984698944
n3
2.3024819997131E+23
n4
1.4112208735923E+31
n5
8.649554499496E+38
2 √n
7828.8752704332
3 √n
394.27531068458
4 √n
88.480931677018
5 √n
36.097718143428
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-61291287
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61291288 can be divided by 8 positive divisors.
The sum of these divisors (counting 61291288) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101001110011101100011000
3
Ternary
11021022220211201
4
Quaternary
3221303230120
5
Quinary
111142310123
6
Senary
10025403544
8
Octal
351635430
10
Decimal
61291288
12
Duodecimal
186395b4
16
Hexadecimal
3a73b18
20
Vigesimal
j31848
36
Base36
10hons
md5
6eb4f6835bd7901f13863fef85a7413a
sha1
cd80e45e0283619519d6e80bbebd6ed2f6d04c07
sha256
6fdbb234eeb005433f3a902fc46aa6449502e3b65437581e3ebdb4934d05e138
sha512
93ddd75ac2c9cca86da6163709ff55297c2cb54227d2e6c8883992040c71bcbb9fd9a0ff0700a1310c1419aa1c0e4dd56cdab0d3b2f1732ffba83f346ff7ca27
ripemd-160
bac3bbd63db243f864f699191fef9eb4d5773af3
Diameter
122582576
Circumference
385104520.21971
Area
1.1801776029444E+16
Volume
9.6446140470954E+23
Surface area
4.7207104117776E+16
Circumference
385104520.21971
Perimeter
245165152
Area
3756621984698944
Diagonal
86678970.744915
Surface area
22539731908193664
Volume
2.3024819997131E+23
Space diagonal
106159624.87734
Perimeter
183873864
Area
1.6266650355822E+15
Altitude
53079812.438668
Surface area
1.6266650355822E+15
Volume
2.7135010592619E+22
Height
28892990.248305