61291291 is an odd 8-digits composite number following 61291290
and preceding 61291292 . In scientific notation, it is written as 6.1291291 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 61074432 positive integers (up to 61291291) that are relatively prime to 61291291.
61291291 has 4 divisors, whose sum is 61508152
The reverse of 61291291 is 19219216
Previous prime number is 283
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-one million two hundred ninety-one thousand two hundred ninety-one
Scientific notation
6.1291291 × 10^7
Engineering notation
6.1291291 × 10^6
Prime Factorization
283 × 216577
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61291291
Product of the distinct prime numbers
The prime factorization of 61291291 is 283 × 216577.
Since it has a total of 2 prime factors.
10 , 2 , 26 , 4 , 78 , 56 , 6316 , 2583 , 14439 , 61052 , 943174 , 281023 , 528129 , 3901068 , 38360273 , 74713575 , 858307669 , 40188546 , 6005871470 , 8712546486
n×2
122582582
n×3
183873873
n×4
245165164
n×5
306456455
n÷2
30645645.5
n÷3
20430430.333333
n÷3
15322822.75
n÷5
12258258.2
n2
3756622352446681
n3
2.3024823378091E+23
n4
1.4112211498902E+31
n5
8.6495566163275E+38
2 √n
7828.8754620316
3 √n
394.27531711739
4 √n
88.480932759728
5 √n
36.0977184968
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
-61291290
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 61291291 can be divided by 4 positive divisors.
The sum of these divisors (counting 61291291) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101001110011101100011011
3
Ternary
11021022220211211
4
Quaternary
3221303230123
5
Quinary
111142310131
6
Senary
10025403551
8
Octal
351635433
10
Decimal
61291291
12
Duodecimal
186395b7
16
Hexadecimal
3a73b1b
20
Vigesimal
j3184b
36
Base36
10honv
md5
a2103de4d90280ce1d01ce3d1c58f3a4
sha1
e83ad9b989834850e189bdcb613583c555add914
sha256
c9530ff054bb792a7bd4b9f6fa8fd2a53ec2aa76e8354f1adb6d09d082d98f8c
sha512
65af1002041b94f40a8c781a6239835c19472f41ef277f9ac32dbd1b0478b3f535895f1a1021c266fb6f3d1eae42e12dd353f63fac027965dbb68d719ad74943
ripemd-160
95305506834c124d5b4bb91071cf8b53aeec939a
Diameter
122582582
Circumference
385104539.06927
Area
1.1801777184758E+16
Volume
9.6446154633086E+23
Surface area
4.7207108739031E+16
Circumference
385104539.06927
Perimeter
245165164
Area
3756622352446681
Diagonal
86678974.987556
Surface area
22539734114680086
Volume
2.3024823378091E+23
Space diagonal
106159630.07349
Perimeter
183873873
Area
1.6266651948216E+15
Altitude
53079815.036745
Surface area
1.6266651948216E+15
Volume
2.7135014577118E+22
Height
28892991.662519