78897995 is an odd 8-digits composite number following 78897994
and preceding 78897996 . In scientific notation, it is written as 7.8897995 × 10^7.
The sum of its digits is 62. It has a total of 3 prime factors and 8 positive divisors.
There are 57008640 positive integers (up to 78897995) that are relatively prime to 78897995.
78897995 has 8 divisors, whose sum is 80853024
The reverse of 78897995 is 59979887
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 62
Digital Root 8
Name
seventy-eight million eight hundred ninety-seven thousand nine hundred ninety-five
Scientific notation
7.8897995 × 10^7
Engineering notation
7.8897995 × 10^6
Prime Factorization
55 × 157 × 9137
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78897995
Product of the distinct prime numbers
The prime factorization of 78897995 is 55 × 157 × 9137.
Since it has a total of 3 prime factors.
2 , 9 , 38 , 69 , 660 , 993 , 542 , 1979 , 45529 , 32635 , 634364 , 991612 , 5325125 , 1202867 , 553406 , 56255565 , 10709658 , 627780920 , 6353950343 , 582858781
n×2
157795990
n×3
236693985
n×4
315591980
n×5
394489975
n÷2
39448997.5
n÷3
26299331.666667
n÷3
19724498.75
n÷5
15779599
n2
6224893615020025
n3
4.9113162531338E+23
n4
3.8749300518317E+31
n5
3.0572421185477E+39
2 √n
8882.4543342479
3 √n
428.89928502585
4 √n
94.246773601264
5 √n
37.967604186516
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
-78897994
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 78897995 can be divided by 8 positive divisors.
The sum of these divisors (counting 78897995) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100111110001101001011
3
Ternary
12111110102200222
4
Quaternary
10230332031023
5
Quinary
130144213440
6
Senary
11455020255
8
Octal
454761513
10
Decimal
78897995
12
Duodecimal
2250a68b
16
Hexadecimal
4b3e34b
20
Vigesimal
14d24jf
36
Base36
1az22z
md5
810582a1784a10b68c90ec4e87090b37
sha1
e5be56b2e1d7b74318f51c432f8c2be5eb92838f
sha256
c232c4b82e9bedce3ba634ef6b851ec0aae8e53dac453828d133561d198ce472
sha512
71daa28357ab2358713a5fb54ccc68cb78b6d1442b80664b108ca26dc0ef2e5c1d7e393c7e739dddb7fec34b65b515d0e7610346007d68b7ea4494d2bd43efee
ripemd-160
91a9cc768c25c5181864067fb5859732d2ba9ce7
Diameter
157795990
Circumference
495730722.94993
Area
1.9556080050325E+16
Volume
2.0572473413735E+24
Surface area
7.82243202013E+16
Circumference
495730722.94993
Perimeter
315591980
Area
6224893615020025
Diagonal
111578614.57304
Surface area
37349361690120150
Volume
4.9113162531338E+23
Space diagonal
136655335.95532
Perimeter
236693985
Area
2.6954580032314E+15
Altitude
68327667.977658
Surface area
2.6954580032314E+15
Volume
5.7880417119044E+22
Height
37192871.524348