75547981 is an odd 8-digits prime number following 75547980
and preceding 75547982 . In scientific notation, it is written as 7.5547981 × 10^7.
The sum of its digits is 46. It has a total of 1 prime factors and 2 positive divisors.
There are 75547980 positive integers (up to 75547981) that are relatively prime to 75547981.
75547981 has 2 divisors, whose sum is 75547982
The reverse of 75547981 is 18974557
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-five million five hundred forty-seven thousand nine hundred eighty-one
Scientific notation
7.5547981 × 10^7
Engineering notation
7.5547981 × 10^6
Prime Factorization
75547981
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
75547981
Product of the distinct prime numbers
The prime factorization of 75547981 is 75547981.
Since it has a total of 1 prime factors.
2 , 3 , 99 , 45 , 806 , 739 , 4565 , 1270 , 15311 , 24825 , 238727 , 798412 , 1588637 , 9549680 , 20244495 , 14043267 , 46557298 , 486450946 , 3672005883 , 2541381176
n×2
151095962
n×3
226643943
n×4
302191924
n×5
377739905
n÷2
37773990.5
n÷3
25182660.333333
n÷3
18886995.25
n÷5
15109596.2
n2
5707497433176361
n3
4.3118990763916E+23
n4
3.2575526949715E+31
n5
2.461015291062E+39
2 √n
8691.8341562641
3 √n
422.74091928183
4 √n
93.230006737446
5 √n
37.639562992473
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
75547982
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
37773991
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8691.8342137894
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999735268
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 75547981 can be divided by 2 positive divisors.
The sum of these divisors (counting 75547981) is 75547982, the average is 37773991.
Base
System
Value
2
Binary
100100000001100010101001101
3
Ternary
12021011020100101
4
Quaternary
10200030111031
5
Quinary
123320013411
6
Senary
11255131101
8
Octal
440142515
10
Decimal
75547981
12
Duodecimal
21373a91
16
Hexadecimal
480c54d
20
Vigesimal
13c39j1
36
Base36
18z971
md5
bceffbf93c8ed57ce5ffee637f36f467
sha1
7d57c5d0bddec34bab56233c811bdc4e10d78503
sha256
69fcbaf8e62949600a059f766855020f152f4d95532b2460abd0d62d13a3901d
sha512
eeed904b9428d5315deb35dbed6afd5cb39fba6c4ab64ab57b394f426ba6e3841f9100efbbfc3d23a440645b3b3bc6c76af16829e34afd057b7fedd9673a7781
ripemd-160
0bd8014e13758d23827f94e7160b82cd11126d26
Diameter
151095962
Circumference
474681964.20628
Area
1.7930632006449E+16
Volume
1.8061640615216E+24
Surface area
7.1722528025798E+16
Circumference
474681964.20628
Perimeter
302191924
Area
5707497433176361
Diagonal
106840979.3401
Surface area
34244984599058166
Volume
4.3118990763916E+23
Space diagonal
130852941.50125
Perimeter
226643943
Area
2.4714188845826E+15
Altitude
65426470.750624
Surface area
2.4714188845826E+15
Volume
5.0816217945141E+22
Height
35613659.780035