78834891 is an odd 8-digits composite number following 78834890
and preceding 78834892 . In scientific notation, it is written as 7.8834891 × 10^7.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 50861160 positive integers (up to 78834891) that are relatively prime to 78834891.
78834891 has 4 divisors, whose sum is 79682672
The reverse of 78834891 is 19843887
Previous prime number is 93
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-eight million eight hundred thirty-four thousand eight hundred ninety-one
Scientific notation
7.8834891 × 10^7
Engineering notation
7.8834891 × 10^6
Prime Factorization
93 × 847687
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78834891
Product of the distinct prime numbers
The prime factorization of 78834891 is 93 × 847687.
Since it has a total of 2 prime factors.
1 , 7 , 93 , 55 , 500 , 737 , 5385 , 4667 , 35465 , 574 , 585952 , 607744 , 3295421 , 8436695 , 95974986 , 50569511 , 280863348 , 825146527 , 9538885148 , 7718618168
n×2
157669782
n×3
236504673
n×4
315339564
n×5
394174455
n÷2
39417445.5
n÷3
26278297
n÷3
19708722.75
n÷5
15766978.2
n2
6214940038981881
n3
4.8995412054467E+23
n4
3.862547968814E+31
n5
3.0450354810372E+39
2 √n
8878.9014523194
3 √n
428.78490747018
4 √n
94.227922890826
5 √n
37.961528811399
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
-78834890
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 78834891 can be divided by 4 positive divisors.
The sum of these divisors (counting 78834891) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101100101110110011001011
3
Ternary
12111100020010210
4
Quaternary
10230232303023
5
Quinary
130140204031
6
Senary
11453412203
8
Octal
454566313
10
Decimal
78834891
12
Duodecimal
2249a063
16
Hexadecimal
4b2eccb
20
Vigesimal
14ce74b
36
Base36
1axpe3
md5
c74fee1c3c5c904db10904eba3820506
sha1
1e63254d20bde31b80f97352a2dc01843736600f
sha256
d9d7a0579028bcd02451ceb77c0848eb6a9bf76604d7247120e7052c718d6c2a
sha512
09a89edaa585bd4a87fd8c29996bf914731138350d3096cb56fc9a8733222ee2aab0706075a8435d4257b2993b208a11cceb85847344c057f014e09f609d18d8
ripemd-160
f096c0c6871ceeef606bb0fc72777b10a42bda98
Diameter
157669782
Circumference
495334228.8243
Area
1.9524809968967E+16
Volume
2.0523150209323E+24
Surface area
7.8099239875866E+16
Circumference
495334228.8243
Perimeter
315339564
Area
6214940038981881
Diagonal
111489372.0404
Surface area
37289640233891286
Volume
4.8995412054467E+23
Space diagonal
136546036.62115
Perimeter
236504673
Area
2.6911479783777E+15
Altitude
68273018.310577
Surface area
2.6911479783777E+15
Volume
5.7741646851238E+22
Height
37163124.013468