720888961 is an odd 9-digits composite number following 720888960
and preceding 720888962 . In scientific notation, it is written as 7.20888961 × 10^8.
The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors.
There are 612958464 positive integers (up to 720888961) that are relatively prime to 720888961.
720888961 has 16 divisors, whose sum is 839510784
The reverse of 720888961 is 169888027
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
seven hundred twenty million eight hundred eighty-eight thousand nine hundred sixty-one
Scientific notation
7.20888961 × 10^8
Engineering notation
7.20888961 × 10^6
Prime Factorization
17 × 13 × 47 × 69403
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
720888961
Product of the distinct prime numbers
The prime factorization of 720888961 is 17 × 13 × 47 × 69403.
Since it has a total of 4 prime factors.
7 , 9 , 77 , 28 , 39 , 85 , 3441 , 5651 , 99819 , 14350 , 146046 , 678638 , 5878725 , 1018461 , 90857681 , 87296137 , 924287547 , 258880041 , 6834611980 , 728082441
n×2
1441777922
n×3
2162666883
n×4
2883555844
n×5
3604444805
n÷2
360444480.5
n÷3
240296320.33333
n÷3
180222240.25
n÷5
144177792.2
n2
519680894091659521
n3
3.7463221979329E+26
n4
2.7006823168391E+35
n5
1.9468920693772E+44
2 √n
26849.375430352
3 √n
896.64966742386
4 √n
163.85779026446
5 √n
59.098121292797
1 , 13 , 17 , 47 , 221 , 611 , 799 , 10387 , 69403 , 902239 , 1179851 , 3261941 , 15338063 , 42405233 , 55452997 , 720888961
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-720888960
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 720888961 can be divided by 16 positive divisors.
The sum of these divisors (counting 720888961) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101010111101111110010010000001
3
Ternary
1212020110221202011
4
Quaternary
222331332102001
5
Quinary
2434021421321
6
Senary
155311052521
8
Octal
5275762201
10
Decimal
720888961
12
Duodecimal
181511141
16
Hexadecimal
2af7e481
20
Vigesimal
b55b281
36
Base36
bx75hd
md5
7d0fccf5b5a5346db38c1b598c762209
sha1
49a06752736f651dd3e3f9dd6ab3eddd82f2d37d
sha256
231594771008f9127b95a4a4d54b474b59de63430fdc018c40239c2fcfec616a
sha512
921ac089e75f62422ca157d88cb597e5d57cf072d159c09ed4a14abdcad8d59d55adca2212e9287dd898c26ce041a438772a98028b93be0c4526f1736f9bf3e4
ripemd-160
fdfbb28be5e78f14ec7b3378427949b7b71c5371
Diameter
1441777922
Circumference
4529478927.8632
Area
1.6326256790893E+18
Volume
1.5692557726675E+27
Surface area
6.5305027163573E+18
Circumference
4529478927.8632
Perimeter
2883555844
Area
519680894091659521
Diagonal
1019490945.6112
Surface area
3118085364549957126
Volume
3.7463221979329E+26
Space diagonal
1248616307.0675
Perimeter
2162666883
Area
2.2502842807239E+17
Altitude
624308153.53377
Surface area
2.2502842807239E+17
Volume
4.4150830511134E+25
Height
339830315.20375