155230385 is an odd 9-digits composite number following 155230384
and preceding 155230386 . In scientific notation, it is written as 1.55230385 × 10^8.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 124111744 positive integers (up to 155230385) that are relatively prime to 155230385.
155230385 has 8 divisors, whose sum is 186385320
The reverse of 155230385 is 583032551
Previous prime number is 16229
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred fifty-five million two hundred thirty thousand three hundred eighty-five
Scientific notation
1.55230385 × 10^8
Engineering notation
1.55230385 × 10^6
Prime Factorization
5 × 16229 × 1913
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
155230385
Product of the distinct prime numbers
The prime factorization of 155230385 is 5 × 16229 × 1913.
Since it has a total of 3 prime factors.
8 , 8 , 25 , 1 , 505 , 954 , 1896 , 8944 , 40689 , 11771 , 604060 , 966206 , 7244453 , 6182346 , 37485951 , 95933231 , 455404028 , 639807811 , 4865894133 , 5937044829
n×2
310460770
n×3
465691155
n×4
620921540
n×5
776151925
n÷2
77615192.5
n÷3
51743461.666667
n÷3
38807596.25
n÷5
31046077
n2
24096472427248225
n3
3.7405046920236E+24
n4
5.8063998343713E+32
n5
9.013296817534E+40
2 √n
12459.148646677
3 √n
537.43454476057
4 √n
111.62055655961
5 √n
43.47057120987
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
-155230384
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 155230385 can be divided by 8 positive divisors.
The sum of these divisors (counting 155230385) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010000001010000010110001
3
Ternary
101211002112001112
4
Quaternary
21100022002301
5
Quinary
304214333020
6
Senary
23223043105
8
Octal
1120120261
10
Decimal
155230385
12
Duodecimal
43ba0495
16
Hexadecimal
940a0b1
20
Vigesimal
28a3fj5
36
Base36
2kf4j5
md5
3197b854f68a12c42aad9e9a916e31ad
sha1
5c2074463fb9eadb0fd8f04045267f7f4d48446b
sha256
c2927ca0c24d01ad278562663db8830513c8eac0ee68248a9c514e02bce51f78
sha512
de556ba2d74f0a4d5abe80b0a9ce0d1b685aff20520eecc1b3afad09ba499223e8ac0bc468285c6a08b21dbad7b1e785d8f677da60cf132970bca14af76a32f3
ripemd-160
e06d192a09febdc97900a9986c5935b03cb21b2e
Diameter
310460770
Circumference
975341274.25983
Area
7.5701300754872E+16
Volume
1.5668189414906E+25
Surface area
3.0280520301949E+17
Circumference
975341274.25983
Perimeter
620921540
Area
24096472427248225
Diagonal
219528915.7594
Surface area
144578834563489350
Volume
3.7405046920236E+24
Space diagonal
268866913.69848
Perimeter
465691155
Area
1.0434078631794E+16
Altitude
134433456.84924
Surface area
1.0434078631794E+16
Volume
4.40822705465E+23
Height
73176305.253132