155455540 is an even 9-digits composite number following 155455539
and preceding 155455541 . In scientific notation, it is written as 1.55455540 × 10^8.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 62182208 positive integers (up to 155455540) that are relatively prime to 155455540.
155455540 has 12 divisors, whose sum is 326456676
The reverse of 155455540 is 045554551
Previous prime number is 5
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred fifty-five million four hundred fifty-five thousand five hundred forty
Scientific notation
1.55455540 × 10^8
Engineering notation
1.55455540 × 10^6
Prime Factorization
2 × 2 × 5 × 7772777
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
77727770
Product of the distinct prime numbers
The prime factorization of 155455540 is 2 × 2 × 5 × 7772777.
Since it has a total of 4 prime factors.
4 , 9 , 2 , 20 , 697 , 483 , 6431 , 1256 , 85829 , 40709 , 459297 , 817026 , 24320 , 2685407 , 85211073 , 27297185 , 397416179 , 681977413 , 6010842553 , 6435100929
n×2
310911080
n×3
466366620
n×4
621822160
n×5
777277700
n÷2
77727770
n÷3
51818513.333333
n÷3
38863885
n÷5
31091108
n2
24166424916691600
n3
3.7568046352937E+24
n4
5.8401609325409E+32
n5
9.0788537145505E+40
2 √n
12468.18110231
3 √n
537.69426113273
4 √n
111.66100976755
5 √n
43.483174338814
1 , 2 , 4 , 5 , 10 , 20 , 7772777 , 15545554 , 31091108 , 38863885 , 77727770 , 155455540
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
-155455539
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 155455540 can be divided by 12 positive divisors.
The sum of these divisors (counting 155455540) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001010001000001000000110100
3
Ternary
101211111221220121
4
Quaternary
21101001000310
5
Quinary
304244034130
6
Senary
23231541324
8
Octal
1121010064
10
Decimal
155455540
12
Duodecimal
4408a844
16
Hexadecimal
9441034
20
Vigesimal
28bbih0
36
Base36
2kjy9g
md5
e0124275de11b5b9b8b02791ea5b3bf2
sha1
55360d0a26c1d2ff5933c8376c84cf6fd06cdc01
sha256
973a9491880b46bd3f3c87d4620cdf604a2fcf7b29bcba650b719bb49872d224
sha512
b737b74fbdf59f2e259210c4b39df091bd569cd45fc0ec755e29ab57b3468c865f9e8a1c36971778edbae08a553ae1866dc570f6dbd4db121300b58c362b70f0
ripemd-160
35c678ef38220cf8b4c5648602d46c2e6a9c4746
Diameter
310911080
Circumference
976755964.84767
Area
7.5921062981808E+16
Volume
1.5736466457615E+25
Surface area
3.0368425192723E+17
Circumference
976755964.84767
Perimeter
621822160
Area
24166424916691600
Diagonal
219847333.01403
Surface area
144998549500149600
Volume
3.7568046352937E+24
Space diagonal
269256893.59806
Perimeter
466366620
Area
1.0464368948252E+16
Altitude
134628446.79903
Surface area
1.0464368948252E+16
Volume
4.4274367220154E+23
Height
73282444.338011