61042749 is an odd 8-digits composite number following 61042748
and preceding 61042750 . In scientific notation, it is written as 6.1042749 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 40695164 positive integers (up to 61042749) that are relatively prime to 61042749.
61042749 has 4 divisors, whose sum is 81390336
The reverse of 61042749 is 94724016
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
sixty-one million forty-two thousand seven hundred forty-nine
Scientific notation
6.1042749 × 10^7
Engineering notation
6.1042749 × 10^6
Prime Factorization
3 × 20347583
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61042749
Product of the distinct prime numbers
The prime factorization of 61042749 is 3 × 20347583.
Since it has a total of 2 prime factors.
10 , 4 , 42 , 57 , 487 , 142 , 1507 , 201 , 73135 , 14993 , 342647 , 672668 , 887670 , 3367778 , 50018493 , 58099761 , 915795627 , 264322941 , 4601598930 , 5466834052
n×2
122085498
n×3
183128247
n×4
244170996
n×5
305213745
n÷2
30521374.5
n÷3
20347583
n÷3
15260687.25
n÷5
12208549.8
n2
3726217205477001
n3
2.2745854159341E+23
n4
1.3884694662393E+31
n5
8.4755993121809E+38
2 √n
7812.9859208884
3 √n
393.74165384174
4 √n
88.39109638922
5 √n
36.068394959603
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
-61042748
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 61042749 can be divided by 4 positive divisors.
The sum of these divisors (counting 61042749) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101000110111000000111101
3
Ternary
11020212021220120
4
Quaternary
3220313000331
5
Quinary
111111331444
6
Senary
10020205153
8
Octal
350670075
10
Decimal
61042749
12
Duodecimal
185397b9
16
Hexadecimal
3a3703d
20
Vigesimal
j1a6h9
36
Base36
10ccvx
md5
f32e89c1d9a0480ecddbddd3a60439d4
sha1
2b7777e65ee08d15f08cf32d4b19edbe747b7c04
sha256
3a5ad9991e8047ed6972b02ce22d65af3b1f5dd62c938619bc8835c3e7ede79f
sha512
ba75c61d2f28638b60dbe05e4f3a855a018c37fc1e9d874f80a34e45e2b84ee7c98be7f3261f02aa048ca5fcd8bdfa859e8571bf8087f7556b32cdbe8ee9d5da
ripemd-160
033c7a11e3d487d5ec6f75f2819539980910ff04
Diameter
122085498
Circumference
383542903.62665
Area
1.1706256598406E+16
Volume
9.5277611102149E+23
Surface area
4.6825026393626E+16
Circumference
383542903.62665
Perimeter
244170996
Area
3726217205477001
Diagonal
86327483.520337
Surface area
22357303232862006
Volume
2.2745854159341E+23
Space diagonal
105729142.70167
Perimeter
183128247
Area
1.6134993799809E+15
Altitude
52864571.350837
Surface area
1.6134993799809E+15
Volume
2.6806246199918E+22
Height
28775827.840112