155238906 is an even 9-digits composite number following 155238905
and preceding 155238907 . In scientific notation, it is written as 1.55238906 × 10^8.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 51549024 positive integers (up to 155238906) that are relatively prime to 155238906.
155238906 has 16 divisors, whose sum is 311661504
The reverse of 155238906 is 609832551
Previous prime number is 263
Is Prime? no
Number parity even
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred fifty-five million two hundred thirty-eight thousand nine hundred six
Scientific notation
1.55238906 × 10^8
Engineering notation
1.55238906 × 10^6
Prime Factorization
2 × 3 × 263 × 98377
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
155238906
Product of the distinct prime numbers
The prime factorization of 155238906 is 2 × 3 × 263 × 98377.
Since it has a total of 4 prime factors.
7 , 3 , 13 , 97 , 846 , 772 , 8207 , 6520 , 28980 , 120 , 500735 , 367482 , 5403658 , 9720832 , 44329181 , 54864711 , 970137946 , 24368711 , 3074428517 , 3481676307
n×2
310477812
n×3
465716718
n×4
620955624
n×5
776194530
n÷2
77619453
n÷3
51746302
n÷3
38809726.5
n÷5
31047781.2
n2
24099117936076836
n3
3.7411207039615E+24
n4
5.8076748529694E+32
n5
9.0157709057868E+40
2 √n
12459.490599539
3 √n
537.4443783078
4 √n
111.62208831382
5 √n
43.471048441959
1 , 2 , 3 , 6 , 263 , 526 , 789 , 1578 , 98377 , 196754 , 295131 , 590262 , 25873151 , 51746302 , 77619453 , 155238906
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
-155238905
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 155238906 can be divided by 16 positive divisors.
The sum of these divisors (counting 155238906) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010000001100000111111010
3
Ternary
101211002221202010
4
Quaternary
21100030013322
5
Quinary
304220121111
6
Senary
23223150350
8
Octal
1120140772
10
Decimal
155238906
12
Duodecimal
43ba53b6
16
Hexadecimal
940c1fa
20
Vigesimal
28a4h56
36
Base36
2kfb3u
md5
ee8bec1254576ea3399d7d406fec19cc
sha1
f66c1a0b2fb6a466b417ad9493586a0151930f37
sha256
5b2d056be5b6179a16a7323e5203ea0ac3a847ca899ff795b8746a65161b1122
sha512
0f02fdbe546a573f929e384b463750f25d6bf567526e4c59dd92fc893aef33eafa81125c6f6dbc256c2088da53a729d4d3e5f635676bdf548167bd2c894a611c
ripemd-160
ad3d4810c28a37d37e1cbb86407073b31c8907a2
Diameter
310477812
Circumference
975394813.28183
Area
7.5709611865973E+16
Volume
1.5670769759678E+25
Surface area
3.0283844746389E+17
Circumference
975394813.28183
Perimeter
620955624
Area
24099117936076836
Diagonal
219540966.27316
Surface area
144594707616461016
Volume
3.7411207039615E+24
Space diagonal
268881672.50341
Perimeter
465716718
Area
1.043522417072E+16
Altitude
134440836.2517
Surface area
1.043522417072E+16
Volume
4.408953031681E+23
Height
73180322.091054