61291289 is an odd 8-digits composite number following 61291288
and preceding 61291290 . In scientific notation, it is written as 6.1291289 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 61234020 positive integers (up to 61291289) that are relatively prime to 61291289.
61291289 has 4 divisors, whose sum is 61348560
The reverse of 61291289 is 98219216
Previous prime number is 56179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-one million two hundred ninety-one thousand two hundred eighty-nine
Scientific notation
6.1291289 × 10^7
Engineering notation
6.1291289 × 10^6
Prime Factorization
56179 × 1091
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61291289
Product of the distinct prime numbers
The prime factorization of 61291289 is 56179 × 1091.
Since it has a total of 2 prime factors.
10 , 7 , 33 , 56 , 142 , 69 , 45 , 1622 , 79030 , 51256 , 935208 , 238382 , 3298611 , 364171 , 16741741 , 41326928 , 526719340 , 222173758 , 597318753 , 8768263247
n×2
122582578
n×3
183873867
n×4
245165156
n×5
306456445
n÷2
30645644.5
n÷3
20430429.666667
n÷3
15322822.25
n÷5
12258257.8
n2
3756622107281521
n3
2.3024821124118E+23
n4
1.4112209656916E+31
n5
8.6495552051065E+38
2 √n
7828.8753342993
3 √n
394.27531282885
4 √n
88.480932037922
5 √n
36.097718261218
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
-61291288
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 61291289 can be divided by 4 positive divisors.
The sum of these divisors (counting 61291289) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101001110011101100011001
3
Ternary
11021022220211202
4
Quaternary
3221303230121
5
Quinary
111142310124
6
Senary
10025403545
8
Octal
351635431
10
Decimal
61291289
12
Duodecimal
186395b5
16
Hexadecimal
3a73b19
20
Vigesimal
j31849
36
Base36
10hont
md5
7842fc18356a0522a0da87f2696bd851
sha1
da561b02756e31c79c2a5d884e4ef72c14ab1fe9
sha256
40937cb764a37fd8bdc29bff01d4f25d6ae0b86695974a26dd9b7beba32747db
sha512
f22aa89073676c926dc919c357b22c0c086c7731dd71567b02e85e59065b3456327714856e82ee3291be6cd57360b5c127883a329b389737a2508ab66734e816
ripemd-160
ab8f84d6aeec43ad93c053688c48652c2b7fbfca
Diameter
122582578
Circumference
385104526.5029
Area
1.1801776414549E+16
Volume
9.6446145191665E+23
Surface area
4.7207105658195E+16
Circumference
385104526.5029
Perimeter
245165156
Area
3756622107281521
Diagonal
86678972.159129
Surface area
22539732643689126
Volume
2.3024821124118E+23
Space diagonal
106159626.60939
Perimeter
183873867
Area
1.626665088662E+15
Altitude
53079813.304694
Surface area
1.626665088662E+15
Volume
2.7135011920785E+22
Height
28892990.71971