78996918 is an even 8-digits composite number following 78996917
and preceding 78996919 . In scientific notation, it is written as 7.8996918 × 10^7.
The sum of its digits is 57. It has a total of 5 prime factors and 24 positive divisors.
There are 18930240 positive integers (up to 78996918) that are relatively prime to 78996918.
78996918 has 24 divisors, whose sum is 138236400
The reverse of 78996918 is 81969987
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 57
Digital Root 3
Name
seventy-eight million nine hundred ninety-six thousand nine hundred eighteen
Scientific notation
7.8996918 × 10^7
Engineering notation
7.8996918 × 10^6
Prime Factorization
2 × 429 × 7 × 7 × 1879
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
11285274
Product of the distinct prime numbers
The prime factorization of 78996918 is 2 × 429 × 7 × 7 × 1879.
Since it has a total of 5 prime factors.
4 , 2 , 90 , 65 , 602 , 910 , 2504 , 3671 , 42048 , 27379 , 274702 , 96604 , 9612803 , 1839928 , 64631849 , 71090524 , 479612423 , 354342904 , 1815106826 , 7157579448
n×2
157993836
n×3
236990754
n×4
315987672
n×5
394984590
n÷2
39498459
n÷3
26332306
n÷3
19749229.5
n÷5
15799383.6
n2
6240513053498724
n3
4.9298129796517E+23
n4
3.8944003170888E+31
n5
3.0764562250824E+39
2 √n
8888.0210395791
3 √n
429.07846272702
4 √n
94.276301579872
5 √n
37.977120238396
1 , 2 , 7 , 14 , 49 , 98 , 429 , 858 , 1879 , 3003 , 3758 , 6006 , 13153 , 21021 , 26306 , 42042 , 92071 , 184142 , 806091 , 1612182 , 5642637 , 11285274 , 39498459 , 78996918
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78996917
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78996918 can be divided by 24 positive divisors.
The sum of these divisors (counting 78996918) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100101101010110010110110110
3
Ternary
12111122110101210
4
Quaternary
10231112112312
5
Quinary
130210400133
6
Senary
11501102250
8
Octal
455262666
10
Decimal
78996918
12
Duodecimal
22557986
16
Hexadecimal
4b565b6
20
Vigesimal
14dec5i
36
Base36
1b16eu
md5
d4407b7a9b4c959e76d3586e911730ae
sha1
091d6280d448aba53a09cf87684ef1da29098619
sha256
4fe5f91b745a56ebf5aa256081471e1d2acabd7e4de63e13217782e6b0e9bb12
sha512
7c5fa73d4758b034a1a21bb5de5d6618b04774b1df3733b194674d92dcea2220a8bfcf4d622cbd8091cf62f46199c8a446692cb594ec000e643f1e2f9b7bd8ab
ripemd-160
755d638476b4b47ce18d4e404e2e844b71cec226
Diameter
157993836
Circumference
496352274.49007
Area
1.9605149963503E+16
Volume
2.0649952320594E+24
Surface area
7.8420599854011E+16
Circumference
496352274.49007
Perimeter
315987672
Area
6240513053498724
Diagonal
111718512.82128
Surface area
37443078320992344
Volume
4.9298129796517E+23
Space diagonal
136826675.61735
Perimeter
236990754
Area
2.7022214184891E+15
Altitude
68413337.808676
Surface area
2.7022214184891E+15
Volume
5.8098403131553E+22
Height
37239504.273758