78996815 is an odd 8-digits composite number following 78996814
and preceding 78996816 . In scientific notation, it is written as 7.8996815 × 10^7.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 63197448 positive integers (up to 78996815) that are relatively prime to 78996815.
78996815 has 4 divisors, whose sum is 94796184
The reverse of 78996815 is 51869987
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
seventy-eight million nine hundred ninety-six thousand eight hundred fifteen
Scientific notation
7.8996815 × 10^7
Engineering notation
7.8996815 × 10^6
Prime Factorization
5 × 15799363
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78996815
Product of the distinct prime numbers
The prime factorization of 78996815 is 5 × 15799363.
Since it has a total of 2 prime factors.
8 , 9 , 82 , 78 , 305 , 762 , 307 , 1930 , 87738 , 76461 , 721958 , 846365 , 2754185 , 8413946 , 47247700 , 13613686 , 646713699 , 872647273 , 1171599217 , 8101165926
n×2
157993630
n×3
236990445
n×4
315987260
n×5
394984075
n÷2
39498407.5
n÷3
26332271.666667
n÷3
19749203.75
n÷5
15799363
n2
6240496780144225
n3
4.9297936964915E+23
n4
3.894380006299E+31
n5
3.076436168973E+39
2 √n
8888.0152452615
3 √n
429.07827624253
4 √n
94.276270849358
5 √n
37.97711033511
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
-78996814
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 78996815 can be divided by 4 positive divisors.
The sum of these divisors (counting 78996815) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101101010110010101001111
3
Ternary
12111122110020222
4
Quaternary
10231112111033
5
Quinary
130210344230
6
Senary
11501101555
8
Octal
455262517
10
Decimal
78996815
12
Duodecimal
225578bb
16
Hexadecimal
4b5654f
20
Vigesimal
14dec0f
36
Base36
1b16bz
md5
e567fa835c881bb7a0c09331087fe6ec
sha1
9226322085f5b9b85ca2d07bac8cb0aeccbf7e4a
sha256
97df914addea23c14c4133d844b84990ea5760ab937b189da30662d86b2ada02
sha512
741b8a496f0847d138a458f4ed81fa578e62734dad8558a13134c37ce57d60113a93efaf341dd9ffbfb01aae3a1d671919ae731cd35cca15d165a9ec7cf574e1
ripemd-160
dc845c00e38a56997a63de382084d29657b803c3
Diameter
157993630
Circumference
496351627.32198
Area
1.9605098839252E+16
Volume
2.0649871547481E+24
Surface area
7.8420395357007E+16
Circumference
496351627.32198
Perimeter
315987260
Area
6240496780144225
Diagonal
111718367.15728
Surface area
37442980680865350
Volume
4.9297936964915E+23
Space diagonal
136826497.21612
Perimeter
236990445
Area
2.7022143719199E+15
Altitude
68413248.60806
Surface area
2.7022143719199E+15
Volume
5.809817587733E+22
Height
37239455.719093