76780721 is an odd 8-digits composite number following 76780720
and preceding 76780722 . In scientific notation, it is written as 7.6780721 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 72002560 positive integers (up to 76780721) that are relatively prime to 76780721.
76780721 has 8 divisors, whose sum is 81591624
The reverse of 76780721 is 12708767
Previous prime number is 281
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-six million seven hundred eighty thousand seven hundred twenty-one
Scientific notation
7.6780721 × 10^7
Engineering notation
7.6780721 × 10^6
Prime Factorization
17 × 281 × 16073
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
76780721
Product of the distinct prime numbers
The prime factorization of 76780721 is 17 × 281 × 16073.
Since it has a total of 3 prime factors.
9 , 6 , 97 , 40 , 551 , 940 , 3664 , 8686 , 59050 , 80083 , 752484 , 742950 , 4385493 , 4663411 , 68769461 , 65907103 , 65273649 , 709659978 , 778975496 , 2853997514
n×2
153561442
n×3
230342163
n×4
307122884
n×5
383903605
n÷2
38390360.5
n÷3
25593573.666667
n÷3
19195180.25
n÷5
15356144.2
n2
5895279117279841
n3
4.5264378112099E+23
n4
3.4754315870636E+31
n5
2.6684614304092E+39
2 √n
8762.4608986289
3 √n
425.02785699758
4 √n
93.608017277522
5 √n
37.761604317317
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-76780720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 76780721 can be divided by 8 positive divisors.
The sum of these divisors (counting 76780721) is 1, the average is 0.125.
Base
System
Value
2
Binary
100100100111001010010110001
3
Ternary
12100110212100102
4
Quaternary
10210321102301
5
Quinary
124123440341
6
Senary
11341402145
8
Octal
444712261
10
Decimal
76780721
12
Duodecimal
21869355
16
Hexadecimal
49394b1
20
Vigesimal
13jhbg1
36
Base36
19podt
md5
ecf74bb5733176e441e47a40286d6d89
sha1
67f232c9dd9ae946a7d43f8e8847858087b5167a
sha256
ad209896a0e82b5216da1c27411908934860b6bd52248b9c8f8489eec979ae71
sha512
1f8b902eaf5ce4a6184c2f67863a537ad491fff50a7ec84ebb1de0c784b2b5faa2f3466dce7d2e61004945bdc6f0d8f3ab801beac3ceb54f7536297ff6e55a2a
ripemd-160
07813fa183740cac161eb55c66b4ec255a9a7f8a
Diameter
153561442
Circumference
482427498.06186
Area
1.8520565565708E+16
Volume
1.8960298366171E+24
Surface area
7.4082262262831E+16
Circumference
482427498.06186
Perimeter
307122884
Area
5895279117279841
Diagonal
108584336.96698
Surface area
35371674703679046
Volume
4.5264378112099E+23
Space diagonal
132988109.81377
Perimeter
230342163
Area
2.5527307389821E+15
Altitude
66494054.906885
Surface area
2.5527307389821E+15
Volume
5.3344581182095E+22
Height
36194778.988995