61840981 is an odd 8-digits composite number following 61840980
and preceding 61840982 . In scientific notation, it is written as 6.1840981 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 61668364 positive integers (up to 61840981) that are relatively prime to 61840981.
61840981 has 4 divisors, whose sum is 62013600
The reverse of 61840981 is 18904816
Previous prime number is 359
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-one million eight hundred forty thousand nine hundred eighty-one
Scientific notation
6.1840981 × 10^7
Engineering notation
6.1840981 × 10^6
Prime Factorization
359 × 172259
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61840981
Product of the distinct prime numbers
The prime factorization of 61840981 is 359 × 172259.
Since it has a total of 2 prime factors.
3 , 1 , 68 , 54 , 33 , 368 , 5816 , 9449 , 72471 , 16568 , 724405 , 869583 , 8602040 , 8196412 , 3688548 , 9389071 , 613678377 , 932895469 , 6884340350 , 8243561607
n×2
123681962
n×3
185522943
n×4
247363924
n×5
309204905
n÷2
30920490.5
n÷3
20613660.333333
n÷3
15460245.25
n÷5
12368196.2
n2
3824306931042361
n3
2.3649889226076E+23
n4
1.4625323502819E+31
n5
9.0444435285666E+38
2 √n
7863.9036743846
3 √n
395.45049493763
4 √n
88.678653995111
5 √n
36.162235827575
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
-61840980
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 61840981 can be divided by 4 positive divisors.
The sum of these divisors (counting 61840981) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101011111001111001010101
3
Ternary
11022100211212201
4
Quaternary
3223321321111
5
Quinary
111312402411
6
Senary
10045244501
8
Octal
353717125
10
Decimal
61840981
12
Duodecimal
18863731
16
Hexadecimal
3af9e55
20
Vigesimal
j6a291
36
Base36
10tgt1
md5
51a9cd8619aaf5f08bcb4ec2d72224bf
sha1
692861722f01306494230efbaa6e9851182de9a2
sha256
ecc7db4733812570878a07fc7c6da1a0c5ac68fefbfd213806d57cb3609a38ea
sha512
5f040c4fa7c2a8dad998978a40bab103f17c233d7da394562ce501a021a3a019f24e909dbf898d6a620c8a86fc97d1d739e586b80f6e87f375fbce83d881e485
ripemd-160
50f7254729df9568c8376a90f6b6b3051cafd8b8
Diameter
123681962
Circumference
388558343.20077
Area
1.2014414559635E+16
Volume
9.906442433447E+23
Surface area
4.8057658238541E+16
Circumference
388558343.20077
Perimeter
247363924
Area
3824306931042361
Diagonal
87456354.040657
Surface area
22945841586254166
Volume
2.3649889226076E+23
Space diagonal
107111721.0819
Perimeter
185522943
Area
1.6559734770758E+15
Altitude
53555860.540951
Surface area
1.6559734770758E+15
Volume
2.7871661743448E+22
Height
29152118.013552