155238910 is an even 9-digits composite number following 155238909
and preceding 155238911 . In scientific notation, it is written as 1.55238910 × 10^8.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 61937568 positive integers (up to 155238910) that are relatively prime to 155238910.
155238910 has 16 divisors, whose sum is 280141056
The reverse of 155238910 is 019832551
Previous prime number is 397
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred fifty-five million two hundred thirty-eight thousand nine hundred ten
Scientific notation
1.55238910 × 10^8
Engineering notation
1.55238910 × 10^6
Prime Factorization
2 × 5 × 397 × 39103
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
155238910
Product of the distinct prime numbers
The prime factorization of 155238910 is 2 × 5 × 397 × 39103.
Since it has a total of 4 prime factors.
2 , 2 , 4 , 84 , 225 , 659 , 6049 , 3041 , 94206 , 73487 , 779746 , 452200 , 7969807 , 8760711 , 3099799 , 60004425 , 315970853 , 961150415 , 1290945716 , 9478549532
n×2
310477820
n×3
465716730
n×4
620955640
n×5
776194550
n÷2
77619455
n÷3
51746303.333333
n÷3
38809727.5
n÷5
31047782
n2
24099119177988100
n3
3.741120993151E+24
n4
5.8076754515487E+32
n5
9.0157720673218E+40
2 √n
12459.490760059
3 √n
537.44438292386
4 √n
111.62208903286
5 √n
43.471048665981
1 , 2 , 5 , 10 , 397 , 794 , 1985 , 3970 , 39103 , 78206 , 195515 , 391030 , 15523891 , 31047782 , 77619455 , 155238910
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
-155238909
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 155238910 can be divided by 16 positive divisors.
The sum of these divisors (counting 155238910) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010000001100000111111110
3
Ternary
101211002221202021
4
Quaternary
21100030013332
5
Quinary
304220121120
6
Senary
23223150354
8
Octal
1120140776
10
Decimal
155238910
12
Duodecimal
43ba53ba
16
Hexadecimal
940c1fe
20
Vigesimal
28a4h5a
36
Base36
2kfb3y
md5
712924038155bded15223320d18739e8
sha1
640c4370de3c1b469ae9ac8567696e443cafaff8
sha256
7b77667c20d39a02d8b4732a4888e3f36a29152427387fb7db77d274f113a1de
sha512
7c6376900910e4d0f03b2da5860458b5f0279bd45c77e1c4c6c5f03785438aa1a9378c39d460ac45cf951c14eb1004b6e34818dea60cb524076573b477b468d3
ripemd-160
44bac8f09749624a41f67144c18aaf060a9d8438
Diameter
310477820
Circumference
975394838.41457
Area
7.5709615767552E+16
Volume
1.5670770971032E+25
Surface area
3.0283846307021E+17
Circumference
975394838.41457
Perimeter
620955640
Area
24099119177988100
Diagonal
219540971.93002
Surface area
144594715067928600
Volume
3.741120993151E+24
Space diagonal
268881679.43161
Perimeter
465716730
Area
1.0435224708483E+16
Altitude
134440839.71581
Surface area
1.0435224708483E+16
Volume
4.408953372494E+23
Height
73180323.976672