61505989 is an odd 8-digits prime number following 61505988
and preceding 61505990 . In scientific notation, it is written as 6.1505989 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 61505988 positive integers (up to 61505989) that are relatively prime to 61505989.
61505989 has 2 divisors, whose sum is 61505990
The reverse of 61505989 is 98950516
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-one million five hundred five thousand nine hundred eighty-nine
Scientific notation
6.1505989 × 10^7
Engineering notation
6.1505989 × 10^6
Prime Factorization
61505989
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
61505989
Product of the distinct prime numbers
The prime factorization of 61505989 is 61505989.
Since it has a total of 1 prime factors.
9 , 2 , 17 , 47 , 984 , 401 , 278 , 7745 , 34186 , 92139 , 892110 , 850478 , 4786728 , 8049292 , 36373442 , 7245830 , 451078898 , 545007065 , 6101054313 , 2331667558
n×2
123011978
n×3
184517967
n×4
246023956
n×5
307529945
n÷2
30752994.5
n÷3
20501996.333333
n÷3
15376497.25
n÷5
12301197.8
n2
3782986682868121
n3
2.3267633730363E+23
n4
1.4310988242758E+31
n5
8.8021148543818E+38
2 √n
7842.5754060768
3 √n
394.73515119775
4 √n
88.55831641397
5 √n
36.122972562846
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
61505990
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
30752995
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
7842.5754698313
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999674828
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61505989 can be divided by 2 positive divisors.
The sum of these divisors (counting 61505989) is 61505990, the average is 30752995.
Base
System
Value
2
Binary
11101010101000000111000101
3
Ternary
11021201211100121
4
Quaternary
3222220013011
5
Quinary
111221142424
6
Senary
10034141541
8
Octal
352500705
10
Decimal
61505989
12
Duodecimal
187218b1
16
Hexadecimal
3aa81c5
20
Vigesimal
j484j9
36
Base36
10mabp
md5
cfdce06284080b82a3be4ef744598e40
sha1
388cd6db7aebb530b45b971c38c6f1f0d7757643
sha256
758c93943b849fd99455fed20f2c38374a5e8558891f0553f2891770b699e3a4
sha512
68b07771f51be31f70a2e267564d2eab006fb569afad0244978985e55799ed993acf6f99bb2ad59fb8cffd5b1d743da79fb855a41d4eb798e8c4160f7dcd5128
ripemd-160
2393809371f042eeba2602fd57b7427b83db5d7f
Diameter
123011978
Circumference
386453526.38835
Area
1.1884603171527E+16
Volume
9.7463236258303E+23
Surface area
4.7538412686106E+16
Circumference
386453526.38835
Perimeter
246023956
Area
3782986682868121
Diagonal
86982603.81097
Surface area
22697920097208726
Volume
2.3267633730363E+23
Space diagonal
106531497.91777
Perimeter
184517967
Area
1.638081284771E+15
Altitude
53265748.958886
Surface area
1.638081284771E+15
Volume
2.7421169321508E+22
Height
28994201.270323