78998086 is an even 8-digits composite number following 78998085
and preceding 78998087 . In scientific notation, it is written as 7.8998086 × 10^7.
The sum of its digits is 55. It has a total of 4 prime factors and 16 positive divisors.
There are 37352448 positive integers (up to 78998086) that are relatively prime to 78998086.
78998086 has 16 divisors, whose sum is 124959600
The reverse of 78998086 is 68089987
Previous prime number is 673
Is Prime? no
Number parity even
Number length 8
Sum of Digits 55
Digital Root 1
Name
seventy-eight million nine hundred ninety-eight thousand eighty-six
Scientific notation
7.8998086 × 10^7
Engineering notation
7.8998086 × 10^6
Prime Factorization
2 × 19 × 673 × 3089
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78998086
Product of the distinct prime numbers
The prime factorization of 78998086 is 2 × 19 × 673 × 3089.
Since it has a total of 4 prime factors.
7 , 8 , 8 , 82 , 439 , 390 , 7229 , 2627 , 89251 , 23760 , 522372 , 808594 , 3145718 , 9670416 , 49827934 , 82019099 , 51682369 , 509848018 , 8441972844 , 4460407104
n×2
157996172
n×3
236994258
n×4
315992344
n×5
394990430
n÷2
39499043
n÷3
26332695.333333
n÷3
19749521.5
n÷5
15799617.2
n2
6240697591663396
n3
4.9300316504622E+23
n4
3.8946306430593E+31
n5
3.0766836647864E+39
2 √n
8888.0867457513
3 √n
429.08057741363
4 √n
94.27665005584
5 √n
37.977232539015
1 , 2 , 19 , 38 , 673 , 1346 , 3089 , 6178 , 12787 , 25574 , 58691 , 117382 , 2078897 , 4157794 , 39499043 , 78998086
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78998085
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78998086 can be divided by 16 positive divisors.
The sum of these divisors (counting 78998086) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101101010110101001000110
3
Ternary
12111122112000001
4
Quaternary
10231112221012
5
Quinary
130210414321
6
Senary
11501111514
8
Octal
455265106
10
Decimal
78998086
12
Duodecimal
2255859a
16
Hexadecimal
4b56a46
20
Vigesimal
14def46
36
Base36
1b17ba
md5
80ea078d2a77e7778cb67100d7335200
sha1
c497e3ddf7234ecb7dce8e28dbebe9f262224131
sha256
19651ad246c7857dd11b71509d945adf4de3416cbc92f9e02b993d14098c7690
sha512
d5f3c5b1369727943516808db7832504d47ae0d9bb25ed6b361063ddb76a0b54443f4bafad936d7a2e4f9eef66475ee804ef7793400ce7770c8ec9e19677d8c9
ripemd-160
55e193271f2b3c995c4654d260465d19bda7332a
Diameter
157996172
Circumference
496359613.25051
Area
1.9605729707245E+16
Volume
2.0650868286743E+24
Surface area
7.8422918828981E+16
Circumference
496359613.25051
Perimeter
315992344
Area
6240697591663396
Diagonal
111720164.62272
Surface area
37444185549980376
Volume
4.9300316504622E+23
Space diagonal
136828698.6527
Perimeter
236994258
Area
2.7023013258584E+15
Altitude
68414349.326348
Surface area
2.7023013258584E+15
Volume
5.8100980191769E+22
Height
37240054.874239