155384788 is an even 9-digits composite number following 155384787
and preceding 155384789 . In scientific notation, it is written as 1.55384788 × 10^8.
The sum of its digits is 49. It has a total of 4 prime factors and 12 positive divisors.
There are 71716032 positive integers (up to 155384788) that are relatively prime to 155384788.
155384788 has 12 divisors, whose sum is 292840660
The reverse of 155384788 is 887483551
Previous prime number is 13
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred fifty-five million three hundred eighty-four thousand seven hundred eighty-eight
Scientific notation
1.55384788 × 10^8
Engineering notation
1.55384788 × 10^6
Prime Factorization
2 × 2 × 13 × 2988169
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
77692394
Product of the distinct prime numbers
The prime factorization of 155384788 is 2 × 2 × 13 × 2988169.
Since it has a total of 4 prime factors.
7 , 3 , 40 , 88 , 123 , 46 , 9150 , 2390 , 92873 , 33704 , 775295 , 829546 , 1912241 , 2612076 , 26966401 , 52234994 , 635011333 , 291114806 , 4554053350 , 2685377386
n×2
310769576
n×3
466154364
n×4
621539152
n×5
776923940
n÷2
77692394
n÷3
51794929.333333
n÷3
38846197
n÷5
31076957.6
n2
24144432341804944
n3
3.7516775008117E+24
n4
5.82953613108E+32
n5
9.058212358662E+40
2 √n
12465.343477017
3 √n
537.6126757112
4 √n
111.64830261592
5 √n
43.479215545468
1 , 2 , 4 , 13 , 26 , 52 , 2988169 , 5976338 , 11952676 , 38846197 , 77692394 , 155384788
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-155384787
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 155384788 can be divided by 12 positive divisors.
The sum of these divisors (counting 155384788) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001010000101111101111010100
3
Ternary
101211101100212011
4
Quaternary
21100233233110
5
Quinary
304234303123
6
Senary
23230234004
8
Octal
1120575724
10
Decimal
155384788
12
Duodecimal
44055904
16
Hexadecimal
942fbd4
20
Vigesimal
28b31j8
36
Base36
2kifo4
md5
30a7b295fbb6107042d632460427a857
sha1
e893d2ec5fcc0cd2d7baef735acfc3390b0d67d3
sha256
73cf0e84b25478e80681ea447ceca30617062d8875002a7677a0cd7a0beda4e1
sha512
1a8099b830dc4dab7862e771f2f8f7b2404cdbe03c0129b4bf09d79d48f5550ba6918acd3700a96b8d9f7f61dcd2ec1eaf2035d9fff51581bdf3eb200637329d
ripemd-160
9e0175073e831b8398b0c59d5570e3168b67aa47
Diameter
310769576
Circumference
976311416.92081
Area
7.585197127011E+16
Volume
1.5714989966918E+25
Surface area
3.0340788508044E+17
Circumference
976311416.92081
Perimeter
621539152
Area
24144432341804944
Diagonal
219747274.57607
Surface area
144866594050829664
Volume
3.7516775008117E+24
Space diagonal
269134347.53932
Perimeter
466154364
Area
1.0454845883979E+16
Altitude
134567173.76966
Surface area
1.0454845883979E+16
Volume
4.4213943360816E+23
Height
73249091.525356