80978065 is an odd 8-digits composite number following 80978064
and preceding 80978066 . In scientific notation, it is written as 8.0978065 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 55527792 positive integers (up to 80978065) that are relatively prime to 80978065.
80978065 has 8 divisors, whose sum is 111055680
The reverse of 80978065 is 56087908
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighty million nine hundred seventy-eight thousand sixty-five
Scientific notation
8.0978065 × 10^7
Engineering notation
8.0978065 × 10^6
Prime Factorization
5 × 7 × 2313659
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80978065
Product of the distinct prime numbers
The prime factorization of 80978065 is 5 × 7 × 2313659.
Since it has a total of 3 prime factors.
10 , 2 , 50 , 38 , 450 , 1 , 8847 , 5723 , 65425 , 88329 , 839872 , 292002 , 9748272 , 8890961 , 25771519 , 19957445 , 406413105 , 195566933 , 1378618721 , 3431095364
n×2
161956130
n×3
242934195
n×4
323912260
n×5
404890325
n÷2
40489032.5
n÷3
26992688.333333
n÷3
20244516.25
n÷5
16195613
n2
6557447011144225
n3
5.3100937030249E+23
n4
4.3000111303964E+31
n5
3.4820658081797E+39
2 √n
8998.781306377
3 √n
432.63581109169
4 √n
94.861906508234
5 √n
38.16572168592
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
-80978064
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 80978065 can be divided by 8 positive divisors.
The sum of these divisors (counting 80978065) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100111010000010010001
3
Ternary
12122101010000121
4
Quaternary
10310322002101
5
Quinary
131212244230
6
Senary
12011350241
8
Octal
464720221
10
Decimal
80978065
12
Duodecimal
23152381
16
Hexadecimal
4d3a091
20
Vigesimal
1562535
36
Base36
1c7n2p
md5
7083eafcb3bca402d7f8492a81e1b197
sha1
3786d82781dd68695c002e9af458c2eeabb656e5
sha256
274a96f7b3300a213fa9a2c20c868cdbf2932f82e3f7d06a51aba6b54c0c5613
sha512
33c9f1866e7a41e81b83819198c19c0466bb66a87c2edfdf5b2078e3a80f73118c062882235002f239a9795b50760298beedecba3d7a52cdf68752ae6318e43c
ripemd-160
e2410da80db73e1232e7d4dc617c64b2f13331c0
Diameter
161956130
Circumference
508800188.21183
Area
2.0600827356515E+16
Volume
2.2242868489729E+24
Surface area
8.240330942606E+16
Circumference
508800188.21183
Perimeter
323912260
Area
6557447011144225
Diagonal
114520277.77773
Surface area
39344682066865350
Volume
5.3100937030249E+23
Space diagonal
140258122.87862
Perimeter
242934195
Area
2.8394578478106E+15
Altitude
70129061.439308
Surface area
2.8394578478106E+15
Volume
6.2580054435749E+22
Height
38173425.92591