155444993 is an odd 9-digits composite number following 155444992
and preceding 155444994 . In scientific notation, it is written as 1.55444993 × 10^8.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 140233600 positive integers (up to 155444993) that are relatively prime to 155444993.
155444993 has 8 divisors, whose sum is 170872416
The reverse of 155444993 is 399444551
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred fifty-five million four hundred forty-four thousand nine hundred ninety-three
Scientific notation
1.55444993 × 10^8
Engineering notation
1.55444993 × 10^6
Prime Factorization
11 × 131 × 107873
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
155444993
Product of the distinct prime numbers
The prime factorization of 155444993 is 11 × 131 × 107873.
Since it has a total of 3 prime factors.
2 , 2 , 16 , 35 , 615 , 366 , 3454 , 6948 , 60739 , 9668 , 972042 , 587363 , 5779154 , 3331225 , 22143208 , 80607890 , 432172424 , 219652317 , 2093472776 , 8192060370
n×2
310889986
n×3
466334979
n×4
621779972
n×5
777224965
n÷2
77722496.5
n÷3
51814997.666667
n÷3
38861248.25
n÷5
31088998.6
n2
24163145848770049
n3
3.75604003732E+24
n4
5.8385761730893E+32
n5
9.0757743235584E+40
2 √n
12467.758138495
3 √n
537.68210076493
4 √n
111.65911578772
5 √n
43.482584292958
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
-155444992
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 155444993 can be divided by 8 positive divisors.
The sum of these divisors (counting 155444993) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010000111110011100000001
3
Ternary
101211111102102222
4
Quaternary
21100332130001
5
Quinary
304243214433
6
Senary
23231420425
8
Octal
1120763401
10
Decimal
155444993
12
Duodecimal
44084715
16
Hexadecimal
943e701
20
Vigesimal
28bac9d
36
Base36
2kjq4h
md5
944ceeb48ebe1a1e17e8a202efc32dd6
sha1
3b95852a14c3f48818e2391e1465bdcd4441e452
sha256
2f397e2b33f05295068cc49e7bbc9294b52dbf3710887d95b49d2bcb16c9638e
sha512
d3dac95239a6b42d5e61ffdb0ea1355d89b6beea307f24a701a0a36202fa50673631e702a50fa8b730903b405d4009f352e9ce90afba008bcfeea5100a112a8f
ripemd-160
7a4c4b0073535e2ff3ab217c4012b2740da9fd71
Diameter
310889986
Circumference
976689696.09223
Area
7.5910761486115E+16
Volume
1.5733263717112E+25
Surface area
3.0364304594446E+17
Circumference
976689696.09223
Perimeter
621779972
Area
24163145848770049
Diagonal
219832417.30359
Surface area
144978875092620294
Volume
3.75604003732E+24
Space diagonal
269238625.65819
Perimeter
466334979
Area
1.0462949070192E+16
Altitude
134619312.82909
Surface area
1.0462949070192E+16
Volume
4.426535634662E+23
Height
73277472.43453