61797980 is an even 8-digits composite number following 61797979
and preceding 61797981 . In scientific notation, it is written as 6.1797980 × 10^7.
The sum of its digits is 47. It has a total of 4 prime factors and 12 positive divisors.
There are 24719184 positive integers (up to 61797980) that are relatively prime to 61797980.
61797980 has 12 divisors, whose sum is 129775800
The reverse of 61797980 is 08979716
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
sixty-one million seven hundred ninety-seven thousand nine hundred eighty
Scientific notation
6.1797980 × 10^7
Engineering notation
6.1797980 × 10^6
Prime Factorization
2 × 2 × 5 × 3089899
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
30898990
Product of the distinct prime numbers
The prime factorization of 61797980 is 2 × 2 × 5 × 3089899.
Since it has a total of 4 prime factors.
10 , 4 , 21 , 49 , 611 , 263 , 8557 , 6380 , 10630 , 33757 , 107226 , 518799 , 838546 , 7920328 , 38893550 , 45152502 , 434583780 , 974181498 , 6006926850 , 9579455959
n×2
123595960
n×3
185393940
n×4
247191920
n×5
308989900
n÷2
30898990
n÷3
20599326.666667
n÷3
15449495
n÷5
12359596
n2
3818990332080400
n3
2.360058881621E+23
n4
1.4584687156524E+31
n5
9.013042052051E+38
2 √n
7861.1691242461
3 √n
395.35881511954
4 √n
88.663234343476
5 √n
36.157205360826
1 , 2 , 4 , 5 , 10 , 20 , 3089899 , 6179798 , 12359596 , 15449495 , 30898990 , 61797980
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-61797979
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61797980 can be divided by 12 positive divisors.
The sum of these divisors (counting 61797980) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11101011101111011001011100
3
Ternary
11022021122220002
4
Quaternary
3223233121130
5
Quinary
111310013410
6
Senary
10044313432
8
Octal
353573134
10
Decimal
61797980
12
Duodecimal
18842878
16
Hexadecimal
3aef65c
20
Vigesimal
j64ej0
36
Base36
10sjmk
md5
eef01af9ed70b56845a70551114ef6ac
sha1
eec6f780da02d372a12a0cbc3b715f2e3194b6fc
sha256
d19699eb65327c756e4ae8e516362d0f515fb95daef8a63dff53f0fc30adbd5e
sha512
66d6831890c5646b9e2efb64975b27f4e7c0f0d67e41c315914459f7a09a5c1dbaaf0dca1da580bca3d2d38c1002e99441afe0fa99a442c33a983c66da55713c
ripemd-160
72d01ba567d38f770c5a97f73837468d9e5bc854
Diameter
123595960
Circumference
388288159.94938
Area
1.1997711971394E+16
Volume
9.8857915260531E+23
Surface area
4.7990847885577E+16
Circumference
388288159.94938
Perimeter
247191920
Area
3818990332080400
Diagonal
87395541.443261
Surface area
22913941992482400
Volume
2.360058881621E+23
Space diagonal
107037241.16513
Perimeter
185393940
Area
1.6536713221944E+15
Altitude
53518620.582563
Surface area
1.6536713221944E+15
Volume
2.7813560653229E+22
Height
29131847.147754