156678993 is an odd 9-digits composite number following 156678992
and preceding 156678994 . In scientific notation, it is written as 1.56678993 × 10^8.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 103700376 positive integers (up to 156678993) that are relatively prime to 156678993.
156678993 has 8 divisors, whose sum is 175341600
The reverse of 156678993 is 399876651
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred fifty-six million six hundred seventy-eight thousand nine hundred ninety-three
Scientific notation
1.56678993 × 10^8
Engineering notation
1.56678993 × 10^6
Prime Factorization
9 × 139 × 125243
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
156678993
Product of the distinct prime numbers
The prime factorization of 156678993 is 9 × 139 × 125243.
Since it has a total of 3 prime factors.
9 , 8 , 40 , 59 , 279 , 225 , 6104 , 5128 , 2707 , 147 , 435012 , 79350 , 8272393 , 7263386 , 89168685 , 29659590 , 198809484 , 212961820 , 4138653871 , 6860282500
n×2
313357986
n×3
470036979
n×4
626715972
n×5
783394965
n÷2
78339496.5
n÷3
52226331
n÷3
39169748.25
n÷5
31335798.6
n2
24548306847494049
n3
3.8462039967204E+24
n4
6.0261936907872E+32
n5
9.441779590955E+40
2 √n
12517.147957902
3 √n
539.10114868959
4 √n
111.88006059125
5 √n
43.551403405127
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
-156678992
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 156678993 can be divided by 8 positive divisors.
The sum of these divisors (counting 156678993) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010101101011101101010001
3
Ternary
101220211010011200
4
Quaternary
21111223231101
5
Quinary
310102211433
6
Senary
23314101413
8
Octal
1125535521
10
Decimal
156678993
12
Duodecimal
4457a869
16
Hexadecimal
956bb51
20
Vigesimal
28j4h9d
36
Base36
2la6a9
md5
3db3b027725c0d5138d52777a02de47a
sha1
fbf31d7622e6d7109cafc4a2cf073e28a7ad5ca5
sha256
d2a014fddb2f09a6e75cb34cccc38621cec2a787dba552cdde48d00a400bef40
sha512
7cdfc3dc86ae6b15cff3827b5c959d2e3d72f486e37b5c0d9fb96781301e5016a905004356ca9d4d19dc4b84905730fe4044f5f14d32b899fcd5cebdf92cc654
ripemd-160
e96472ccd30c606ec73f6d306ce9ebea23a29a18
Diameter
313357986
Circumference
984443146.76129
Area
7.7120780450155E+16
Volume
1.6110941627073E+25
Surface area
3.0848312180062E+17
Circumference
984443146.76129
Perimeter
626715972
Area
24548306847494049
Diagonal
221577556.83956
Surface area
147289841084964294
Volume
3.8462039967204E+24
Space diagonal
271375976.35473
Perimeter
470036979
Area
1.0629728674913E+16
Altitude
135687988.17736
Surface area
1.0629728674913E+16
Volume
4.5327948798463E+23
Height
73859185.613186