61305 is an odd 5-digits composite number following 61304
and preceding 61306 . In scientific notation, it is written as 6.1305 × 10^4.
The sum of its digits is 15. It has a total of 4 prime factors and 16 positive divisors.
There are 31680 positive integers (up to 61305) that are relatively prime to 61305.
61305 has 16 divisors, whose sum is 101184
The reverse of 61305 is 50316
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 15
Digital Root 6
Name
sixty-one thousand three hundred five
Scientific notation
6.1305 × 10^4
Engineering notation
6.1305 × 10^3
Prime Factorization
3 × 5 × 61 × 67
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
61305
Product of the distinct prime numbers
The prime factorization of 61305 is 3 × 5 × 61 × 67.
Since it has a total of 4 prime factors.
10 , 8 , 21 , 1 , 176 , 480 , 3414 , 6874 , 78787 , 83818 , 600305 , 334517 , 1358858 , 3912418 , 96923738 , 30669219 , 585700003 , 740298349 , 6786133660 , 3726137496
n×2
122610
n×3
183915
n×4
245220
n×5
306525
n÷2
30652.5
n÷3
20435
n÷3
15326.25
n÷5
12261
n2
3758303025
n3
230402766947625
n4
1.4124841627724E+19
n5
8.6592341598763E+23
2 √n
247.5984652618
3 √n
39.430471072996
4 √n
15.73526184281
5 √n
9.0677425113395
1 , 3 , 5 , 15 , 61 , 67 , 183 , 201 , 305 , 335 , 915 , 1005 , 4087 , 12261 , 20435 , 61305
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-61304
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61305 can be divided by 16 positive divisors.
The sum of these divisors (counting 61305) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111101111001
3
Ternary
10010002120
4
Quaternary
32331321
5
Quinary
3430210
6
Senary
1151453
8
Octal
167571
10
Decimal
61305
12
Duodecimal
2b589
16
Hexadecimal
ef79
20
Vigesimal
7d55
36
Base36
1bax
md5
64cac348e977e01e1cf2e1d7eb38fe8c
sha1
fb7a37ad0a44a607491ae5307345011fad2d21be
sha256
1c7f2e849d4cae84883cd1563a0eb2a36aa2c67560c16db49d2079efe9613271
sha512
8ce7f3e44d7d546fdd1f1f5e41fd92c6c8955a48e4a869c18388f1db97a9630453ece0da1dac3e5682af50dbc27a7bbc5fb5db4f62458b83521c6410b5f88587
ripemd-160
26977aa9ef456164ce46eba50a2b268d5c393907
Diameter
122610
Circumference
385190.67525664
Area
11807057173.304
Volume
9.6510885334589E+14
Surface area
47228228693.217
Circumference
385190.67525664
Perimeter
245220
Area
3758303025
Diagonal
86698.362441283
Surface area
22549818150
Volume
230402766947625
Space diagonal
106183.37475801
Perimeter
183915
Area
1627392947.385
Altitude
53091.687379005
Surface area
1627392947.385
Volume
27153226485468
Height
28899.454147094