78900971 is an odd 8-digits composite number following 78900970
and preceding 78900972 . In scientific notation, it is written as 7.8900971 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 75271680 positive integers (up to 78900971) that are relatively prime to 78900971.
78900971 has 8 divisors, whose sum is 82548384
The reverse of 78900971 is 17900987
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-eight million nine hundred thousand nine hundred seventy-one
Scientific notation
7.8900971 × 10^7
Engineering notation
7.8900971 × 10^6
Prime Factorization
23 × 397 × 8641
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78900971
Product of the distinct prime numbers
The prime factorization of 78900971 is 23 × 397 × 8641.
Since it has a total of 3 prime factors.
10 , 10 , 98 , 12 , 318 , 195 , 6663 , 6322 , 49974 , 63318 , 248902 , 23915 , 486589 , 3486185 , 62053582 , 18797834 , 338353140 , 188200938 , 8278149639 , 2299999557
n×2
157801942
n×3
236702913
n×4
315603884
n×5
394504855
n÷2
39450485.5
n÷3
26300323.666667
n÷3
19725242.75
n÷5
15780194.2
n2
6225363224742841
n3
4.911872032599E+23
n4
3.8755147279981E+31
n5
3.0578187516385E+39
2 √n
8882.6218539348
3 √n
428.90467759307
4 √n
94.247662326101
5 √n
37.967890606685
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
-78900970
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 78900971 can be divided by 8 positive divisors.
The sum of these divisors (counting 78900971) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100111110111011101011
3
Ternary
12111110120210012
4
Quaternary
10230332323223
5
Quinary
130144312341
6
Senary
11455042135
8
Octal
454767353
10
Decimal
78900971
12
Duodecimal
2251034b
16
Hexadecimal
4b3eeeb
20
Vigesimal
14d2c8b
36
Base36
1az4dn
md5
02af80277b3878ed31eb709fa00e74f1
sha1
40d7b2766a1de3e21e4682737be6f4261557daa9
sha256
4ed863505237ab3b3605c19e8ab1fc0cf0f119dda99aaa8af1c691258f842c33
sha512
fd9f3309b2440f4876194e45e283bb1139eb5f2af1aa3e6af45f8aabfcb834889eadfca1e1b62026393ab83c175d48578c61b2f9c7811d3ae8644f881fcd14af
ripemd-160
404629296a7b0b8870360f0552570e0ac63154e4
Diameter
157801942
Circumference
495749421.7094
Area
1.955755537278E+16
Volume
2.0574801457315E+24
Surface area
7.8230221491121E+16
Circumference
495749421.7094
Perimeter
315603884
Area
6225363224742841
Diagonal
111582823.27261
Surface area
37352179348457046
Volume
4.911872032599E+23
Space diagonal
136660490.53852
Perimeter
236702913
Area
2.6956613502064E+15
Altitude
68330245.269259
Surface area
2.6956613502064E+15
Volume
5.7886967042855E+22
Height
37194274.424202