78984985 is an odd 8-digits composite number following 78984984
and preceding 78984986 . In scientific notation, it is written as 7.8984985 × 10^7.
The sum of its digits is 58. It has a total of 3 prime factors and 8 positive divisors.
There are 63153840 positive integers (up to 78984985) that are relatively prime to 78984985.
78984985 has 8 divisors, whose sum is 94833216
The reverse of 78984985 is 58948987
Previous prime number is 5827
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 58
Digital Root 4
Name
seventy-eight million nine hundred eighty-four thousand nine hundred eighty-five
Scientific notation
7.8984985 × 10^7
Engineering notation
7.8984985 × 10^6
Prime Factorization
5 × 5827 × 2711
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78984985
Product of the distinct prime numbers
The prime factorization of 78984985 is 5 × 5827 × 2711.
Since it has a total of 3 prime factors.
1 , 2 , 18 , 76 , 113 , 917 , 6193 , 3770 , 12079 , 23877 , 832625 , 438733 , 6373285 , 8187086 , 31275197 , 32758604 , 856887217 , 452331828 , 242122681 , 5318039563
n×2
157969970
n×3
236954955
n×4
315939940
n×5
394924925
n÷2
39492492.5
n÷3
26328328.333333
n÷3
19746246.25
n÷5
15796997
n2
6238627855450225
n3
4.9275792758332E+23
n4
3.8920477518799E+31
n5
3.0741333330152E+39
2 √n
8887.3497174355
3 √n
429.05685660508
4 √n
94.272741115528
5 √n
37.975972830694
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78984984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78984985 can be divided by 8 positive divisors.
The sum of these divisors (counting 78984985) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101101010011011100011001
3
Ternary
12111121212000211
4
Quaternary
10231103130121
5
Quinary
130210004420
6
Senary
11500531121
8
Octal
455233431
10
Decimal
78984985
12
Duodecimal
22550aa1
16
Hexadecimal
4b53719
20
Vigesimal
14dd295
36
Base36
1b0x7d
md5
6894888c149efb30f859c1dfb90e5446
sha1
bf44e5367c9826a9981f2b7b570df5d3f898a85e
sha256
a3ebf4b2911809b8bd2aed77e7f10a64712e97043a0b9601bec29d95dc5ceda1
sha512
9029661e508b35f0d01976c214ca2724d366cd8c46dec2757d5bc5f3d6e0b9419de0db0732522c929e092112048c8b3052e52c4cd0455518c36a19343501f2d2
ripemd-160
ce56bbc19515191a65391d6009c926b8710bdfbf
Diameter
157969970
Circumference
496277297.2398
Area
1.9599227439163E+16
Volume
2.0640595803918E+24
Surface area
7.8396909756652E+16
Circumference
496277297.2398
Perimeter
315939940
Area
6238627855450225
Diagonal
111701637.01084
Surface area
37431767132701350
Volume
4.9275792758332E+23
Space diagonal
136806007.05507
Perimeter
236954955
Area
2.7014051037886E+15
Altitude
68403003.527533
Surface area
2.7014051037886E+15
Volume
5.8072078679599E+22
Height
37233879.003612