155220256 is an even 9-digits composite number following 155220255
and preceding 155220257 . In scientific notation, it is written as 1.55220256 × 10^8.
The sum of its digits is 28. It has a total of 6 prime factors and 12 positive divisors.
There are 77610112 positive integers (up to 155220256) that are relatively prime to 155220256.
155220256 has 12 divisors, whose sum is 305589942
The reverse of 155220256 is 652022551
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred fifty-five million two hundred twenty thousand two hundred fifty-six
Scientific notation
1.55220256 × 10^8
Engineering notation
1.55220256 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 4850633
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
9701266
Product of the distinct prime numbers
The prime factorization of 155220256 is 2 × 2 × 2 × 2 × 2 × 4850633.
Since it has a total of 6 prime factors.
5 , 2 , 1 , 28 , 950 , 965 , 980 , 105 , 32387 , 51075 , 5909 , 248273 , 9173210 , 7942472 , 41793925 , 44862694 , 164459912 , 501240601 , 3477673644 , 2085669444
n×2
310440512
n×3
465660768
n×4
620881024
n×5
776101280
n÷2
77610128
n÷3
51740085.333333
n÷3
38805064
n÷5
31044051.2
n2
24093327872705536
n3
3.7397725202933E+24
n4
5.8048844798169E+32
n5
9.0103565500761E+40
2 √n
12458.742151598
3 √n
537.4228550541
4 √n
111.61873566565
5 √n
43.470003891934
1 , 2 , 4 , 8 , 16 , 32 , 4850633 , 9701266 , 19402532 , 38805064 , 77610128 , 155220256
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
-155220255
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 155220256 can be divided by 12 positive divisors.
The sum of these divisors (counting 155220256) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001010000000111100100100000
3
Ternary
101211002000011101
4
Quaternary
21100013210200
5
Quinary
304214022011
6
Senary
23222524144
8
Octal
1120074440
10
Decimal
155220256
12
Duodecimal
43b96654
16
Hexadecimal
9407920
20
Vigesimal
28a2acg
36
Base36
2kewps
md5
81a352ef5a4e46e571816018145432a6
sha1
e23a511a95d6ccdab75e8002c57a5fd5fe3ab274
sha256
c92ddcbd50a048b10b20bfb4bf4670b771099fb24735261a5e86ed87f8923fd4
sha512
dbaec3bb7a9810766810467d4013b9ff5e0cc3775590cf96d243eb25037722871e051cdb1b9f9b5bb90c90c0db8cc63e3c7d04b0a41cf672f0da456cea2be086
ripemd-160
cf560a8cf1db5d001365fc1eb26cc645c2f5a582
Diameter
310440512
Circumference
975277631.87585
Area
7.5691421845422E+16
Volume
1.5665122501134E+25
Surface area
3.0276568738169E+17
Circumference
975277631.87585
Perimeter
620881024
Area
24093327872705536
Diagonal
219514591.19022
Surface area
144559967236233216
Volume
3.7397725202933E+24
Space diagonal
268849369.75585
Perimeter
465660768
Area
1.0432716999735E+16
Altitude
134424684.87792
Surface area
1.0432716999735E+16
Volume
4.4073641819908E+23
Height
73171530.396741