80777781 is an odd 8-digits composite number following 80777780
and preceding 80777782 . In scientific notation, it is written as 8.0777781 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 46158696 positive integers (up to 80777781) that are relatively prime to 80777781.
80777781 has 12 divisors, whose sum is 133347552
The reverse of 80777781 is 18777708
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighty million seven hundred seventy-seven thousand seven hundred eighty-one
Scientific notation
8.0777781 × 10^7
Engineering notation
8.0777781 × 10^6
Prime Factorization
3 × 3 × 7 × 1282187
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
26925927
Product of the distinct prime numbers
The prime factorization of 80777781 is 3 × 3 × 7 × 1282187.
Since it has a total of 4 prime factors.
1 , 4 , 45 , 54 , 381 , 847 , 2413 , 5395 , 87912 , 7686 , 904166 , 873819 , 2996972 , 5996167 , 31663810 , 83739232 , 621457251 , 657506755 , 8028026658 , 4862816584
n×2
161555562
n×3
242333343
n×4
323111124
n×5
403888905
n÷2
40388890.5
n÷3
26925927
n÷3
20194445.25
n÷5
16155556.2
n2
6525049903283961
n3
5.2707905210154E+23
n4
4.2576276240346E+31
n5
3.4392171179382E+39
2 √n
8987.6460210669
3 √n
432.27883554683
4 √n
94.803196259762
5 √n
38.146823834939
1 , 3 , 7 , 9 , 21 , 63 , 1282187 , 3846561 , 8975309 , 11539683 , 26925927 , 80777781
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
-80777780
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 80777781 can be divided by 12 positive divisors.
The sum of these divisors (counting 80777781) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100110100001001001000110101
3
Ternary
12121222221021200
4
Quaternary
10310021020311
5
Quinary
131134342111
6
Senary
12003203113
8
Octal
464111065
10
Decimal
80777781
12
Duodecimal
23076499
16
Hexadecimal
4d09235
20
Vigesimal
154h491
36
Base36
1c3cj9
md5
9d16415e60cb420a7e5c2b6b426fd95c
sha1
1ed403068c823cd51111e644520bdae0341bf99f
sha256
38a7d74bcb205a37c230459a702d86d499527642b0c1332bd2dc74a4c76f557d
sha512
79c321b07d49c75054c25285cdf1c9221b3dd909f3e4dcbe899fe5e57a952ed31078d14526062c33ccb72e29c5c37a8d50924257d23ef1c74df739e39bb261bb
ripemd-160
f848872bd12443c1ccc63073a3b93d1c5df08a93
Diameter
161555562
Circumference
507541766.72577
Area
2.0499048840464E+16
Volume
2.207823570591E+24
Surface area
8.1996195361855E+16
Circumference
507541766.72577
Perimeter
323111124
Area
6525049903283961
Diagonal
114237033.4286
Surface area
39150299419703766
Volume
5.2707905210154E+23
Space diagonal
139911220.81467
Perimeter
242333343
Area
2.8254294886026E+15
Altitude
69955610.407336
Surface area
2.8254294886026E+15
Volume
6.211686199373E+22
Height
38079011.142868