720990421 is an odd 9-digits composite number following 720990420
and preceding 720990422 . In scientific notation, it is written as 7.20990421 × 10^8.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 706951800 positive integers (up to 720990421) that are relatively prime to 720990421.
720990421 has 12 divisors, whose sum is 735230496
The reverse of 720990421 is 124099027
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
seven hundred twenty million nine hundred ninety thousand four hundred twenty-one
Scientific notation
7.20990421 × 10^8
Engineering notation
7.20990421 × 10^6
Prime Factorization
103 × 307 × 151 × 151
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4774771
Product of the distinct prime numbers
The prime factorization of 720990421 is 103 × 307 × 151 × 151.
Since it has a total of 4 prime factors.
1 , 5 , 55 , 57 , 274 , 441 , 5622 , 8265 , 22174 , 51910 , 7189 , 66249 , 7576606 , 4244830 , 17667742 , 37914498 , 630599777 , 425392120 , 8541774633 , 5113132881
n×2
1441980842
n×3
2162971263
n×4
2883961684
n×5
3604952105
n÷2
360495210.5
n÷3
240330140.33333
n÷3
180247605.25
n÷5
144198084.2
n2
519827187173757241
n3
3.7479042252765E+26
n4
2.7022030452498E+35
n5
1.9482625112221E+44
2 √n
26851.264793302
3 √n
896.6917311408
4 √n
163.86355541517
5 √n
59.0997847273
1 , 103 , 151 , 307 , 15553 , 22801 , 31621 , 46357 , 2348503 , 4774771 , 6999907 , 720990421
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-720990420
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 720990421 can be divided by 12 positive divisors.
The sum of these divisors (counting 720990421) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101010111110010111000011010101
3
Ternary
1212020200002220221
4
Quaternary
222332113003111
5
Quinary
2434033143141
6
Senary
155313154341
8
Octal
5276270325
10
Decimal
720990421
12
Duodecimal
18155b9b1
16
Hexadecimal
2af970d5
20
Vigesimal
b563g11
36
Base36
bx9brp
md5
6d39fbc15174f48bf900809f520ddabb
sha1
ad988c41d09ce36537e43e404c865b34ee4a1728
sha256
8a06bb4bb3f0fc93707d706346b4fc331f2a95623a852e0957947ca25fd61027
sha512
5a687ac7daf2feccb8efa483489bcee5c693b952016be68ffb93b20ab6982935d9cdc55b72164d30855c007ab4add9dfb536e2bd9b53c41355dc88196af1b403
ripemd-160
3ed0bdc9b82b5703b62498e7f97f4ddfcebaa725
Diameter
1441980842
Circumference
4530116419.8444
Area
1.6330852723613E+18
Volume
1.5699184507316E+27
Surface area
6.5323410894453E+18
Circumference
4530116419.8444
Perimeter
2883961684
Area
519827187173757241
Diagonal
1019634431.7193
Surface area
3118963123042543446
Volume
3.7479042252765E+26
Space diagonal
1248792040.9425
Perimeter
2162971263
Area
2.2509177483514E+17
Altitude
624396020.47124
Surface area
2.2509177483514E+17
Volume
4.4169474882179E+25
Height
339878143.90643