155221556 is an even 9-digits composite number following 155221555
and preceding 155221557 . In scientific notation, it is written as 1.55221556 × 10^8.
The sum of its digits is 32. It has a total of 5 prime factors and 24 positive divisors.
There are 66394080 positive integers (up to 155221556) that are relatively prime to 155221556.
155221556 has 24 divisors, whose sum is 311047296
The reverse of 155221556 is 655122551
Previous prime number is 541
Is Prime? no Number parity even Number length 9 Sum of Digits 32 Digital Root 5
Name
one hundred fifty-five million two hundred twenty-one thousand five hundred fifty-six
Scientific notation
1.55221556 × 10^8
Engineering notation
1.55221556 × 10^6
Prime Factorization
2 × 2 × 7 × 541 × 10247
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
77610778 Product of the distinct prime numbers
The prime factorization of 155221556 is 2 × 2 × 7 × 541 × 10247.
Since it has a total of 5 prime factors.
6 , 9 , 26 , 41 , 497 , 86 , 2590 , 9925 , 11237 , 43792 , 910464 , 281666 , 7479882 , 6628960 , 4453583 , 88188956 , 648476811 , 306163342 , 1815154227 , 3204379674
n×2
310443112
n×3
465664668
n×4
620886224
n×5
776107780
n÷2
77610778
n÷3
51740518.666667
n÷3
38805389
n÷5
31044311.2
n2
24093731447061136
n3
3.739866485059E+24
n4
5.805078950431E+32
n5
9.0107338738875E+40
2 √n12458.79432369
3 √n537.42435539041
4 √n111.6189693721
5 √n43.470076705647
1 , 2 , 4 , 7 , 14 , 28 , 541 , 1082 , 2164 , 3787 , 7574 , 10247 , 15148 , 20494 , 40988 , 71729 , 143458 , 286916 , 5543627 , 11087254 , 22174508 , 38805389 , 77610778 , 155221556
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
-155221555 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 155221556 can be divided by 24 positive divisors.
The sum of these divisors (counting 155221556) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001010000000111111000110100
3
Ternary
101211002001221112
4
Quaternary
21100013320310
5
Quinary
304214042211
6
Senary
23222534152
8
Octal
1120077064
10
Decimal
155221556
12
Duodecimal
43b97358
16
Hexadecimal
9407e34
20
Vigesimal
28a2dhg
36
Base36
2kexpw
md5
3c914c4e79972ab39b3d323c51255233
sha1
b27ada8bd17be684ea925048b0d1d1a49ae201c6
sha256
8f82e0cb2ae0c70e5d17f07f0c48a503a89883c8572f63fc338dcd4db39bfb67
sha512
52227b1075a5a8cd4163615ca018ac50b8065bd7d353ca7153d550c2a941d98c792f47f3fba98d3cd0f1c4e72eedeb34092469068c6d3ebc5389af6a8985d2da
ripemd-160
5b2ac91e338a2a6db62918f3a024fffa9ce2670b
Diameter
310443112
Circumference
975285800.01675
Area
7.5692689711653E+16
Volume
1.5665516099824E+25
Surface area
3.0277075884661E+17
Circumference
975285800.01675
Perimeter
620886224
Area
24093731447061136
Diagonal
219516429.66785
Surface area
144562388682366816
Volume
3.739866485059E+24
Space diagonal
268851621.4219
Perimeter
465664668
Area
1.0432891752557E+16
Altitude
134425810.71095
Surface area
1.0432891752557E+16
Volume
4.4074749205291E+23
Height
73172143.222618