155281372 is an even 9-digits composite number following 155281371
and preceding 155281373 . In scientific notation, it is written as 1.55281372 × 10^8.
The sum of its digits is 34. It has a total of 5 prime factors and 24 positive divisors.
There are 74148096 positive integers (up to 155281372) that are relatively prime to 155281372.
155281372 has 24 divisors, whose sum is 284004000
The reverse of 155281372 is 273182551
Previous prime number is 1049
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred fifty-five million two hundred eighty-one thousand three hundred seventy-two
Scientific notation
1.55281372 × 10^8
Engineering notation
1.55281372 × 10^6
Prime Factorization
2 × 2 × 23 × 1049 × 1609
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
77640686
Product of the distinct prime numbers
The prime factorization of 155281372 is 2 × 2 × 23 × 1049 × 1609.
Since it has a total of 5 prime factors.
9 , 9 , 33 , 16 , 826 , 174 , 3719 , 298 , 35973 , 96567 , 720148 , 271102 , 2193944 , 3430671 , 75878495 , 25029185 , 636072306 , 546378156 , 3637326084 , 3795413927
n×2
310562744
n×3
465844116
n×4
621125488
n×5
776406860
n÷2
77640686
n÷3
51760457.333333
n÷3
38820343
n÷5
31056274.4
n2
24112304490202384
n3
3.7441917233204E+24
n4
5.8140322782823E+32
n5
9.0281090902397E+40
2 √n
12461.194645779
3 √n
537.49338026821
4 √n
111.62972115785
5 √n
43.473426505072
1 , 2 , 4 , 23 , 46 , 92 , 1049 , 1609 , 2098 , 3218 , 4196 , 6436 , 24127 , 37007 , 48254 , 74014 , 96508 , 148028 , 1687841 , 3375682 , 6751364 , 38820343 , 77640686 , 155281372
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-155281371
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 155281372 can be divided by 24 positive divisors.
The sum of these divisors (counting 155281372) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001010000010110011111011100
3
Ternary
101211012002222221
4
Quaternary
21100112133130
5
Quinary
304223000442
6
Senary
23224115124
8
Octal
1120263734
10
Decimal
155281372
12
Duodecimal
44005aa4
16
Hexadecimal
94167dc
20
Vigesimal
28aa38c
36
Base36
2kg7vg
md5
b58a65d0a2bb29959bcacf1041673feb
sha1
ff3989e7d3da01ea793c6a2939c9548904b5583a
sha256
417f360c824fca63cf8dcad08f3fe4901daa0886c9fa35d56bc3b69cb9e87a91
sha512
ca511fc400375ed4d447c9a52cef5fbc42fec142459786072b7cc6afe670867b82ff54f2164279e185e5b254363961932dfb95e583bd0e5df3461437ef88e6c9
ripemd-160
fe9cdf3d54662b4c1236946295cac605fc516b18
Diameter
310562744
Circumference
975661635.02909
Area
7.575103864754E+16
Volume
1.5683633615487E+25
Surface area
3.0300415459016E+17
Circumference
975661635.02909
Perimeter
621125488
Area
24112304490202384
Diagonal
219601022.2663
Surface area
144673826941214304
Volume
3.7441917233204E+24
Space diagonal
268955225.773
Perimeter
465844116
Area
1.044093411615E+16
Altitude
134477612.8865
Surface area
1.044093411615E+16
Volume
4.412572262704E+23
Height
73200340.755434