78897197 is an odd 8-digits composite number following 78897196
and preceding 78897198 . In scientific notation, it is written as 7.8897197 × 10^7.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 76176576 positive integers (up to 78897197) that are relatively prime to 78897197.
78897197 has 4 divisors, whose sum is 81617820
The reverse of 78897197 is 79179887
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
seventy-eight million eight hundred ninety-seven thousand one hundred ninety-seven
Scientific notation
7.8897197 × 10^7
Engineering notation
7.8897197 × 10^6
Prime Factorization
29 × 2720593
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78897197
Product of the distinct prime numbers
The prime factorization of 78897197 is 29 × 2720593.
Since it has a total of 2 prime factors.
1 , 5 , 56 , 2 , 303 , 689 , 2311 , 6294 , 63807 , 82844 , 983969 , 959873 , 9446998 , 7822857 , 76562867 , 16968464 , 797752056 , 350681026 , 5967041190 , 2466526743
n×2
157794394
n×3
236691591
n×4
315588788
n×5
394485985
n÷2
39448598.5
n÷3
26299065.666667
n÷3
19724299.25
n÷5
15779439.4
n2
6224767694456809
n3
4.9111672306879E+23
n4
3.8747732849953E+31
n5
3.0570875119661E+39
2 √n
8882.4094141173
3 √n
428.89783901199
4 √n
94.246535289725
5 √n
37.967527382865
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78897196
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78897197 can be divided by 4 positive divisors.
The sum of these divisors (counting 78897197) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101100111110000000101101
3
Ternary
12111110101121102
4
Quaternary
10230332000231
5
Quinary
130144202242
6
Senary
11455012445
8
Octal
454760055
10
Decimal
78897197
12
Duodecimal
2250a125
16
Hexadecimal
4b3e02d
20
Vigesimal
14d22jh
36
Base36
1az1gt
md5
d08df215c6ab0be38c7e5dc1cb1b50a9
sha1
daee5aacc0255d7407ea66796afd5be06e12373f
sha256
87ff0b5b0622c64a9d038b4f1cf9474161d1617136ccf668fa1a35da5d00b841
sha512
a5509cdf1c72558e483b58611bc2df631688b75e1a73c72484c191ddc61a3a383d57e68f2813e9b80d32f8eac677d651cda792790c58638c492c3e47a372ebc1
ripemd-160
7bf30c1e820c8bb78852e67179da39fd3abe6cab
Diameter
157794394
Circumference
495725708.96805
Area
1.9555684459209E+16
Volume
2.0571849189974E+24
Surface area
7.8222737836834E+16
Circumference
495725708.96805
Perimeter
315588788
Area
6224767694456809
Diagonal
111577486.03062
Surface area
37348606166740854
Volume
4.9111672306879E+23
Space diagonal
136653953.77877
Perimeter
236691591
Area
2.6954034780281E+15
Altitude
68326976.889385
Surface area
2.6954034780281E+15
Volume
5.7878660872677E+22
Height
37192495.343541