78486031 is an odd 8-digits composite number following 78486030
and preceding 78486032 . In scientific notation, it is written as 7.8486031 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 72448632 positive integers (up to 78486031) that are relatively prime to 78486031.
78486031 has 4 divisors, whose sum is 84523432
The reverse of 78486031 is 13068487
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-eight million four hundred eighty-six thousand thirty-one
Scientific notation
7.8486031 × 10^7
Engineering notation
7.8486031 × 10^6
Prime Factorization
13 × 6037387
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78486031
Product of the distinct prime numbers
The prime factorization of 78486031 is 13 × 6037387.
Since it has a total of 2 prime factors.
4 , 4 , 86 , 8 , 80 , 924 , 8132 , 8290 , 62363 , 33792 , 902052 , 582764 , 1854013 , 4420279 , 24959422 , 89932675 , 692654249 , 488655746 , 9278174923 , 5695891297
n×2
156972062
n×3
235458093
n×4
313944124
n×5
392430155
n÷2
39243015.5
n÷3
26162010.333333
n÷3
19621507.75
n÷5
15697206.2
n2
6160057062132961
n3
4.8347842954034E+23
n4
3.7946303008734E+31
n5
2.9782547142789E+39
2 √n
8859.2342219856
3 √n
428.1514861764
4 √n
94.1235051514
5 √n
37.927871726766
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
-78486030
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 78486031 can be divided by 4 positive divisors.
The sum of these divisors (counting 78486031) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101011011001101000001111
3
Ternary
12110200111121001
4
Quaternary
10223121220033
5
Quinary
130043023111
6
Senary
11442121131
8
Octal
453315017
10
Decimal
78486031
12
Duodecimal
223501a7
16
Hexadecimal
4ad9a0f
20
Vigesimal
14aaf1b
36
Base36
1aq87j
md5
c7e09d3c8155f14b756ebe31d5485c25
sha1
5a83775540bf02f6ba96b260b8c4c9d9abbde3f3
sha256
53bc48b76ebb60daa948c3df02c29419d3a4bb9d0b0eaaf32c5fe49374ae6eb5
sha512
49b778bc18c823db14977bbe96aea11da1ad46335d11b97bcd936e4bfac267afbb744a206d98dff9f79071ed46fb736dd970c4b5c1d8e35e776fdf427669b4db
ripemd-160
dfb558ffb7ed40ff515436891d056bc7125232de
Diameter
156972062
Circumference
493142276.79804
Area
1.9352390012091E+16
Volume
2.0251897098841E+24
Surface area
7.7409560048363E+16
Circumference
493142276.79804
Perimeter
313944124
Area
6160057062132961
Diagonal
110996009.49704
Surface area
36960342372797766
Volume
4.8347842954034E+23
Space diagonal
135941793.37643
Perimeter
235458093
Area
2.6673829522844E+15
Altitude
67970896.688213
Surface area
2.6673829522844E+15
Volume
5.6978479347566E+22
Height
36998669.832345