78894231 is an odd 8-digits composite number following 78894230
and preceding 78894232 . In scientific notation, it is written as 7.8894231 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 48067200 positive integers (up to 78894231) that are relatively prime to 78894231.
78894231 has 16 divisors, whose sum is 114411360
The reverse of 78894231 is 13249887
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-eight million eight hundred ninety-four thousand two hundred thirty-one
Scientific notation
7.8894231 × 10^7
Engineering notation
7.8894231 × 10^6
Prime Factorization
3 × 13 × 101 × 20029
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78894231
Product of the distinct prime numbers
The prime factorization of 78894231 is 3 × 13 × 101 × 20029.
Since it has a total of 4 prime factors.
7 , 1 , 82 , 94 , 308 , 104 , 1595 , 7495 , 84618 , 57807 , 933487 , 639525 , 3754694 , 5698840 , 95519172 , 96854070 , 581067911 , 245707129 , 1609995692 , 5785690957
n×2
157788462
n×3
236682693
n×4
315576924
n×5
394471155
n÷2
39447115.5
n÷3
26298077
n÷3
19723557.75
n÷5
15778846.2
n2
6224299685081361
n3
4.9106133716804E+23
n4
3.8741906569704E+31
n5
3.0565129262906E+39
2 √n
8882.2424533448
3 √n
428.8924643938
4 √n
94.245649519459
5 √n
37.967241914219
1 , 3 , 13 , 39 , 101 , 303 , 1313 , 3939 , 20029 , 60087 , 260377 , 781131 , 2022929 , 6068787 , 26298077 , 78894231
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
-78894230
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 78894231 can be divided by 16 positive divisors.
The sum of these divisors (counting 78894231) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101100111101010010010111
3
Ternary
12111110020112120
4
Quaternary
10230331102113
5
Quinary
130144103411
6
Senary
11454551023
8
Octal
454752227
10
Decimal
78894231
12
Duodecimal
22508473
16
Hexadecimal
4b3d497
20
Vigesimal
14d1fbb
36
Base36
1ayz6f
md5
ba6f609d658a2fa8e669c2195bade0b7
sha1
68f00ec2ee381ac82d1d4135e1dbcc070239e895
sha256
d17c4e7d0d939ff4801aa313b61d96f8787f6445af8ffe99c53d02da5fe212ac
sha512
23ebb333aa9f503f5cf50ec9fda59d0f85b2cc0937a877401ee2d06a5988f93461a5a90edefcd00b82f966563856daa600f1ffbd402c1afeb44936547095777b
ripemd-160
ab7bae37e077ff83a2909625fc759cfb72d5bafb
Diameter
157788462
Circumference
495707073.04043
Area
1.9554214164393E+16
Volume
2.0569529190788E+24
Surface area
7.8216856657571E+16
Circumference
495707073.04043
Perimeter
315576924
Area
6224299685081361
Diagonal
111573291.4732
Surface area
37345798110488166
Volume
4.9106133716804E+23
Space diagonal
136648816.51608
Perimeter
236682693
Area
2.695200824024E+15
Altitude
68324408.258038
Surface area
2.695200824024E+15
Volume
5.7872133581675E+22
Height
37191097.157732