75082721 is an odd 8-digits composite number following 75082720
and preceding 75082722 . In scientific notation, it is written as 7.5082721 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 64356612 positive integers (up to 75082721) that are relatively prime to 75082721.
75082721 has 4 divisors, whose sum is 85808832
The reverse of 75082721 is 12728057
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-five million eighty-two thousand seven hundred twenty-one
Scientific notation
7.5082721 × 10^7
Engineering notation
7.5082721 × 10^6
Prime Factorization
7 × 10726103
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
75082721
Product of the distinct prime numbers
The prime factorization of 75082721 is 7 × 10726103.
Since it has a total of 2 prime factors.
7 , 6 , 87 , 99 , 323 , 703 , 6032 , 1048 , 72409 , 40281 , 345673 , 132256 , 6800147 , 7890544 , 63836930 , 17251234 , 676953300 , 396490656 , 8652270637 , 5069178352
n×2
150165442
n×3
225248163
n×4
300330884
n×5
375413605
n÷2
37541360.5
n÷3
25027573.666667
n÷3
18770680.25
n÷5
15016544.2
n2
5637414992763841
n3
4.232724570629E+23
n4
3.1780447800639E+31
n5
2.3861624954704E+39
2 √n
8665.0286208414
3 √n
421.87131922532
4 √n
93.086135492034
5 √n
37.593087938492
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
-75082720
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 75082721 can be divided by 4 positive divisors.
The sum of these divisors (counting 75082721) is 1, the average is 0.25.
Base
System
Value
2
Binary
100011110011010101111100001
3
Ternary
12020021121010112
4
Quaternary
10132122233201
5
Quinary
123210121341
6
Senary
11241141105
8
Octal
436325741
10
Decimal
75082721
12
Duodecimal
2118a795
16
Hexadecimal
479abe1
20
Vigesimal
13956g1
36
Base36
18pa75
md5
817ab16fc9ecc4ac94654dc634b89f0f
sha1
1e88358a58ff4dc292235a04ee3240d4d055811b
sha256
0420745f3b05bce23f3b8d5ef07b9384926fdb88e8eea11b694f5550f750f330
sha512
c79f306376b011e1150f6465e706d32ea7afc9fd9c994b4bacd9b72d916898e129d32ba4de568cca88284859db1550e05637cc66e98ec92fd201326e366c8f17
ripemd-160
03c0c0c39e9b43157ebbd252e3fb8a3e580a3814
Diameter
150165442
Circumference
471758649.41026
Area
1.7710461526504E+16
Volume
1.772999522101E+24
Surface area
7.0841846106015E+16
Circumference
471758649.41026
Perimeter
300330884
Area
5637414992763841
Diagonal
106183002.33808
Surface area
33824489956583046
Volume
4.232724570629E+23
Space diagonal
130047087.54252
Perimeter
225248163
Area
2.4410722977044E+15
Altitude
65023543.771259
Surface area
2.4410722977044E+15
Volume
4.9883137446445E+22
Height
35394334.112692