78804961 is an odd 8-digits composite number following 78804960
and preceding 78804962 . In scientific notation, it is written as 7.8804961 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 77919424 positive integers (up to 78804961) that are relatively prime to 78804961.
78804961 has 4 divisors, whose sum is 79690500
The reverse of 78804961 is 16940887
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-eight million eight hundred four thousand nine hundred sixty-one
Scientific notation
7.8804961 × 10^7
Engineering notation
7.8804961 × 10^6
Prime Factorization
89 × 885449
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78804961
Product of the distinct prime numbers
The prime factorization of 78804961 is 89 × 885449.
Since it has a total of 2 prime factors.
10 , 9 , 76 , 23 , 611 , 503 , 7571 , 3624 , 9348 , 50905 , 983586 , 241288 , 1669926 , 8885884 , 4360316 , 37337783 , 889375247 , 733824491 , 4477463056 , 6225679724
n×2
157609922
n×3
236414883
n×4
315219844
n×5
394024805
n÷2
39402480.5
n÷3
26268320.333333
n÷3
19701240.25
n÷5
15760992.2
n2
6210221878211521
n3
4.8939629291381E+23
n4
3.8566855776617E+31
n5
3.0392595653689E+39
2 √n
8877.2158360603
3 √n
428.73063726671
4 √n
94.218978109828
5 √n
37.958645922552
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
-78804960
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 78804961 can be divided by 4 positive divisors.
The sum of these divisors (counting 78804961) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101100100111011111100001
3
Ternary
12111021201002021
4
Quaternary
10230213133201
5
Quinary
130133224321
6
Senary
11453021441
8
Octal
454473741
10
Decimal
78804961
12
Duodecimal
22484881
16
Hexadecimal
4b277e1
20
Vigesimal
14cac81
36
Base36
1ax2ap
md5
ad95ab28379a4a1be42de1303121f8f4
sha1
ed8506e6abcd1ceed57a0342d191536153fbb51e
sha256
776954d096be55dcb91afd355a9ded941ccfdd80f22bf19f985a7087dcfaeec2
sha512
acb9f9447a7fd5508f90e7a6a6176ed458d343ca98189b5190e6cff0cdc49b7a8dc8e6a7e8648ba4e840f9e7dfa244a23863985cd05fefd3ebc192e0156a2711
ripemd-160
2dc8a8e20903e390ed5f293925976a4471ed8231
Diameter
157609922
Circumference
495146173.08806
Area
1.9509987429752E+16
Volume
2.0499783980161E+24
Surface area
7.8039949719008E+16
Circumference
495146173.08806
Perimeter
315219844
Area
6210221878211521
Diagonal
111447044.62848
Surface area
37261331269269126
Volume
4.8939629291381E+23
Space diagonal
136494196.34048
Perimeter
236414883
Area
2.6891049548345E+15
Altitude
68247098.170242
Surface area
2.6891049548345E+15
Volume
5.7675906234485E+22
Height
37149014.876161