61556989 is an odd 8-digits composite number following 61556988
and preceding 61556990 . In scientific notation, it is written as 6.1556989 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 56821824 positive integers (up to 61556989) that are relatively prime to 61556989.
61556989 has 4 divisors, whose sum is 66292156
The reverse of 61556989 is 98965516
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
sixty-one million five hundred fifty-six thousand nine hundred eighty-nine
Scientific notation
6.1556989 × 10^7
Engineering notation
6.1556989 × 10^6
Prime Factorization
13 × 4735153
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61556989
Product of the distinct prime numbers
The prime factorization of 61556989 is 13 × 4735153.
Since it has a total of 2 prime factors.
1 , 3 , 33 , 13 , 634 , 530 , 8446 , 2324 , 88503 , 99043 , 910668 , 612003 , 9443969 , 8542924 , 50438783 , 63458101 , 263389776 , 412288681 , 9340381583 , 7440090809
n×2
123113978
n×3
184670967
n×4
246227956
n×5
307784945
n÷2
30778494.5
n÷3
20518996.333333
n÷3
15389247.25
n÷5
12311397.8
n2
3789262894746121
n3
2.3325561433E+23
n4
1.43585132855E+31
n5
8.8386684437186E+38
2 √n
7845.8262152561
3 √n
394.84422421291
4 √n
88.576668571674
5 √n
36.128961120705
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
-61556988
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 61556989 can be divided by 4 positive divisors.
The sum of these divisors (counting 61556989) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101010110100100011111101
3
Ternary
11021211102022111
4
Quaternary
3222310203331
5
Quinary
111224310424
6
Senary
10035214021
8
Octal
352644375
10
Decimal
61556989
12
Duodecimal
18747311
16
Hexadecimal
3ab48fd
20
Vigesimal
j4ec99
36
Base36
10ndod
md5
1ddaba0a3dbaf8e51d76c69941604450
sha1
32d7043b20a87d6060af50d92f5add4ea05ce950
sha256
a444f3feea8d631ea6df38923476f55b2b83daa064d5fe94505644c351f26a54
sha512
4053aa9914f271dd82727d421d83da817619b3d2a371ce6c4b92783e33e18ea09c502a494671bb85f344b282bce8abd4d9288904879959f58c0f0ad568ce7837
ripemd-160
79d5eed16c3138e76f0dfede2e5cd1f421d5b789
Diameter
123113978
Circumference
386773968.83902
Area
1.1904320472655E+16
Volume
9.7705883251692E+23
Surface area
4.7617281890619E+16
Circumference
386773968.83902
Perimeter
246227956
Area
3789262894746121
Diagonal
87054728.702651
Surface area
22735577368476726
Volume
2.3325561433E+23
Space diagonal
106619832.50896
Perimeter
184670967
Area
1.640798964234E+15
Altitude
53309916.254479
Surface area
1.640798964234E+15
Volume
2.7489437773762E+22
Height
29018242.900884