155317961 is an odd 9-digits prime number following 155317960
and preceding 155317962 . In scientific notation, it is written as 1.55317961 × 10^8.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 155317960 positive integers (up to 155317961) that are relatively prime to 155317961.
155317961 has 2 divisors, whose sum is 155317962
The reverse of 155317961 is 169713551
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 38 Digital Root 2
Name
one hundred fifty-five million three hundred seventeen thousand nine hundred sixty-one
Scientific notation
1.55317961 × 10^8
Engineering notation
1.55317961 × 10^6
Prime Factorization
155317961
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
155317961 Product of the distinct prime numbers
The prime factorization of 155317961 is 155317961.
Since it has a total of 1 prime factors.
10 , 5 , 16 , 1 , 139 , 466 , 6262 , 5005 , 15869 , 89470 , 914680 , 864548 , 1211201 , 4034595 , 93138579 , 564136 , 596289871 , 268118273 , 3318531100 , 673771633
n×2
310635922
n×3
465953883
n×4
621271844
n×5
776589805
n÷2
77658980.5
n÷3
51772653.666667
n÷3
38829490.25
n÷5
31063592.2
n2
24123669009197521
n3
3.7468390823474E+24
n4
5.8195140646532E+32
n5
9.0387505853275E+40
2 √n12462.662676972
3 √n537.5355935326
4 √n111.63629641372
5 √n43.475475043517
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
155317962 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
77658981 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
12462.662717092 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999871232 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 155317961 can be divided by 2 positive divisors.
The sum of these divisors (counting 155317961) is 155317962, the average is 77658981.
Base
System
Value
2
Binary
1001010000011111011011001001
3
Ternary
101211020222012002
4
Quaternary
21100133123021
5
Quinary
304230133321
6
Senary
23225000345
8
Octal
1120373311
10
Decimal
155317961
12
Duodecimal
440230b5
16
Hexadecimal
941f6c9
20
Vigesimal
28aeei1
36
Base36
2kh03t
md5
190df591430233d298f58e8b4038924f
sha1
46c994b179e9a369358dffbefe8805bbc048b291
sha256
8835622c696ab848293c73fe613e1c7543417c01d7c5e5bd0f12037efd7d95f5
sha512
068b0dbabe4c9276860e89d6a39f3b3be00bda84d50636e00e492a63a2dcfe9ce2254c88dcb90ddcb8d1beb7ac7efebe999f84b57dbaa11ce94007bb7fb4d180
ripemd-160
d505f14ee29ee8e5eb167331909895d710f6b73e
Diameter
310635922
Circumference
975891530.49629
Area
7.5786741336927E+16
Volume
1.5694722847048E+25
Surface area
3.0314696534771E+17
Circumference
975891530.49629
Perimeter
621271844
Area
24123669009197521
Diagonal
219652766.92634
Surface area
144742014055185126
Volume
3.7468390823474E+24
Space diagonal
269018599.78
Perimeter
465953883
Area
1.0445855097226E+16
Altitude
134509299.89
Surface area
1.0445855097226E+16
Volume
4.4156922052378E+23
Height
73217588.975445