61509961 is an odd 8-digits composite number following 61509960
and preceding 61509962 . In scientific notation, it is written as 6.1509961 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 57891712 positive integers (up to 61509961) that are relatively prime to 61509961.
61509961 has 4 divisors, whose sum is 65128212
The reverse of 61509961 is 16990516
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-one million five hundred nine thousand nine hundred sixty-one
Scientific notation
6.1509961 × 10^7
Engineering notation
6.1509961 × 10^6
Prime Factorization
17 × 3618233
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61509961
Product of the distinct prime numbers
The prime factorization of 61509961 is 17 × 3618233.
Since it has a total of 2 prime factors.
6 , 5 , 24 , 26 , 239 , 556 , 5861 , 1394 , 83798 , 10231 , 630374 , 538062 , 102602 , 4622300 , 91895632 , 44717541 , 567762577 , 663005396 , 7011135086 , 3038013644
n×2
123019922
n×3
184529883
n×4
246039844
n×5
307549805
n÷2
30754980.5
n÷3
20503320.333333
n÷3
15377490.25
n÷5
12301992.2
n2
3783475302221521
n3
2.3272141828411E+23
n4
1.431468536252E+31
n5
8.8049573837589E+38
2 √n
7842.828635129
3 √n
394.74364822541
4 √n
88.55974613293
5 √n
36.123439108439
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
-61509960
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 61509961 can be divided by 4 positive divisors.
The sum of these divisors (counting 61509961) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101010101001000101001001
3
Ternary
11021202000210201
4
Quaternary
3222221011021
5
Quinary
111221304321
6
Senary
10034212201
8
Octal
352510511
10
Decimal
61509961
12
Duodecimal
18724061
16
Hexadecimal
3aa9149
20
Vigesimal
j48ei1
36
Base36
10mde1
md5
c0a2c646f43d2248a735d6adb9810ea0
sha1
c66b4ddffeacbe5a22ff0a8e19d2e0857f6238c9
sha256
0a36f1c2f4f4453d340479260d87e4d47dc362c31028f4d1399e0469bea8446c
sha512
78b8645b34bc7d7dce053bcd8e42ac7f56dc32a4b810e2f2dd34456bd3d4882b665d2ef892e3da3330e0ca95b1d248e5a6e87e110f45bce99ccfca908cce0e02
ripemd-160
a98951618da8fd72ef4d69073450b31feae871d1
Diameter
123019922
Circumference
386478483.20039
Area
1.1886138214498E+16
Volume
9.7482119735247E+23
Surface area
4.754455285799E+16
Circumference
386478483.20039
Perimeter
246039844
Area
3783475302221521
Diagonal
86988221.06724
Surface area
22700851813329126
Volume
2.3272141828411E+23
Space diagonal
106538377.62358
Perimeter
184529883
Area
1.6382928631574E+15
Altitude
53269188.81179
Surface area
1.6382928631574E+15
Volume
2.7426482166007E+22
Height
28996073.68908