61620565 is an odd 8-digits composite number following 61620564
and preceding 61620566 . In scientific notation, it is written as 6.1620565 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 47151104 positive integers (up to 61620565) that are relatively prime to 61620565.
61620565 has 12 divisors, whose sum is 77302764
The reverse of 61620565 is 56502616
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-one million six hundred twenty thousand five hundred sixty-five
Scientific notation
6.1620565 × 10^7
Engineering notation
6.1620565 × 10^6
Prime Factorization
5 × 23 × 23 × 23297
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2679155
Product of the distinct prime numbers
The prime factorization of 61620565 is 5 × 23 × 23 × 23297.
Since it has a total of 4 prime factors.
1 , 4 , 59 , 56 , 159 , 247 , 8899 , 4937 , 17393 , 79673 , 75054 , 969276 , 6812284 , 4128042 , 76572993 , 79143441 , 976608803 , 638340258 , 3647436216 , 5341873261
n×2
123241130
n×3
184861695
n×4
246482260
n×5
308102825
n÷2
30810282.5
n÷3
20540188.333333
n÷3
15405141.25
n÷5
12324113
n2
3797094030919225
n3
2.3397907954337E+23
n4
1.4417923079642E+31
n5
8.8844056629411E+38
2 √n
7849.8767506248
3 √n
394.98010902347
4 √n
88.599530194154
5 √n
36.136420830961
1 , 5 , 23 , 115 , 529 , 2645 , 23297 , 116485 , 535831 , 2679155 , 12324113 , 61620565
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
-61620564
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 61620565 can be divided by 12 positive divisors.
The sum of these divisors (counting 61620565) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11101011000100000101010101
3
Ternary
11021221122112011
4
Quaternary
3223010011111
5
Quinary
111233324230
6
Senary
10040424221
8
Octal
353040525
10
Decimal
61620565
12
Duodecimal
18778071
16
Hexadecimal
3ac4155
20
Vigesimal
j52b85
36
Base36
10oqqd
md5
179fa79f7aaebd0da2e13c1546949858
sha1
d29b6faad85b7e13b91e2d154ff2295fc8bba7db
sha256
80d8db0073233acc1e4bc4d062e086efb32c25eba014aed8466e928c13fb1c09
sha512
da14a534ecc0a2b3be91993031cbb35d383cada7dfaa75b109c3d7cbc06ae3dbdad8a965e9361acd4593cada1cf529e128a8817152962345719ce0a39096a126
ripemd-160
312eb85591e5be082cc356c2be64c47918feba7b
Diameter
123241130
Circumference
387173428.6281
Area
1.1928922712525E+16
Volume
9.800892765162E+23
Surface area
4.7715690850102E+16
Circumference
387173428.6281
Perimeter
246482260
Area
3797094030919225
Diagonal
87144638.744093
Surface area
22782564185515350
Volume
2.3397907954337E+23
Space diagonal
106729949.3711
Perimeter
184861695
Area
1.6441899456672E+15
Altitude
53364974.68555
Surface area
1.6441899456672E+15
Volume
2.7574698966817E+22
Height
29048212.914698