75081221 is an odd 8-digits composite number following 75081220
and preceding 75081222 . In scientific notation, it is written as 7.5081221 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 74758752 positive integers (up to 75081221) that are relatively prime to 75081221.
75081221 has 4 divisors, whose sum is 75403692
The reverse of 75081221 is 12218057
Previous prime number is 233
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
seventy-five million eighty-one thousand two hundred twenty-one
Scientific notation
7.5081221 × 10^7
Engineering notation
7.5081221 × 10^6
Prime Factorization
233 × 322237
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
75081221
Product of the distinct prime numbers
The prime factorization of 75081221 is 233 × 322237.
Since it has a total of 2 prime factors.
10 , 1 , 61 , 16 , 3 , 894 , 2182 , 9818 , 97299 , 81915 , 596480 , 711470 , 5505569 , 590386 , 63463086 , 68803186 , 108026500 , 649180794 , 14171454 , 342682491
n×2
150162442
n×3
225243663
n×4
300324884
n×5
375406105
n÷2
37540610.5
n÷3
25027073.666667
n÷3
18770305.25
n÷5
15016244.2
n2
5637189746850841
n3
4.2324708920224E+23
n4
3.1777908242E+31
n5
2.3859241516353E+39
2 √n
8664.9420655882
3 √n
421.86850982974
4 √n
93.085670570653
5 √n
37.59293773061
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
-75081220
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 75081221 can be divided by 4 positive divisors.
The sum of these divisors (counting 75081221) is 1, the average is 0.25.
Base
System
Value
2
Binary
100011110011010011000000101
3
Ternary
12020021112001222
4
Quaternary
10132122120011
5
Quinary
123210044341
6
Senary
11241130125
8
Octal
436323005
10
Decimal
75081221
12
Duodecimal
21189945
16
Hexadecimal
479a605
20
Vigesimal
1395311
36
Base36
18p91h
md5
93b613e1a7016c1f112311cd7f029434
sha1
38651fcad0bd06de702f1490e983e58d936f7341
sha256
2cf48499e69abe3265a58f04dd6c34a80c170a38d4abf4999b48e08f4c3fb027
sha512
1d29b9619f38683c6497fbed1f6a26f44ed7d949a2cb4f32a97fd642d225d3d687af72444cd41336008b0842fd95e082bc16358fbc9d536d5c99178717347e0b
ripemd-160
fe2603b6880207a8cb95b7adbab23fed3bf3e8fd
Diameter
150162442
Circumference
471749224.6323
Area
1.7709753895598E+16
Volume
1.7728932614547E+24
Surface area
7.0839015582393E+16
Circumference
471749224.6323
Perimeter
300324884
Area
5637189746850841
Diagonal
106180881.01773
Surface area
33823138481105046
Volume
4.2324708920224E+23
Space diagonal
130044489.46631
Perimeter
225243663
Area
2.440974763363E+15
Altitude
65022244.733154
Surface area
2.440974763363E+15
Volume
4.9880147815396E+22
Height
35393627.005911