166151987 is an odd 9-digits prime number following 166151986
and preceding 166151988 . In scientific notation, it is written as 1.66151987 × 10^8.
The sum of its digits is 44. It has a total of 1 prime factors and 2 positive divisors.
There are 166151986 positive integers (up to 166151987) that are relatively prime to 166151987.
166151987 has 2 divisors, whose sum is 166151988
The reverse of 166151987 is 789151661
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 44 Digital Root 8
Name
one hundred sixty-six million one hundred fifty-one thousand nine hundred eighty-seven
Scientific notation
1.66151987 × 10^8
Engineering notation
1.66151987 × 10^6
Prime Factorization
166151987
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
166151987 Product of the distinct prime numbers
The prime factorization of 166151987 is 166151987.
Since it has a total of 1 prime factors.
7 , 6 , 71 , 28 , 411 , 730 , 2034 , 8744 , 32990 , 11943 , 263101 , 5014 , 8071058 , 1689636 , 84481971 , 18043717 , 991257361 , 911328688 , 4810581178 , 5744136473
n×2
332303974
n×3
498455961
n×4
664607948
n×5
830759935
n÷2
83075993.5
n÷3
55383995.666667
n÷3
41537996.75
n÷5
33230397.4
n2
27606482784048169
n3
4.5868719686509E+24
n4
7.6211789170595E+32
n5
1.2662740203519E+41
2 √n12889.995616756
3 √n549.75414576502
4 √n113.53411653224
5 √n44.065744079133
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
166151988 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
83075994 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
12889.995655546 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999879628 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 166151987 can be divided by 2 positive divisors.
The sum of these divisors (counting 166151987) is 166151988, the average is 83075994.
Base
System
Value
2
Binary
1001111001110100011100110011
3
Ternary
102120122101200022
4
Quaternary
21321310130303
5
Quinary
320013330422
6
Senary
24253114055
8
Octal
1171643463
10
Decimal
166151987
12
Duodecimal
4778892b
16
Hexadecimal
9e74733
20
Vigesimal
2bi8jj7
36
Base36
2qx7oz
md5
f8b0a8472f4e3e5374b9b3f2a4bc9e96
sha1
b011c2a1db13de452b00087ee07881f546a680a1
sha256
67c6785ade9f250b0277d313e418485ad5bd446db161d4a2f7353b285be95227
sha512
fbe6207ca6f4fe0b31e7f5d7bcb7af692df2d526291455e9f045f0376fa668dd818c2345ade57fec4e71d0e10e08b7b64ee9e104d9cf4a192fb5c1c4e30275a6
ripemd-160
7d4ad127e14ba66925b7bd652377c49b19bc9faf
Diameter
332303974
Circumference
1043963723.4771
Area
8.6728323505819E+16
Volume
1.9213444372894E+25
Surface area
3.4691329402328E+17
Circumference
1043963723.4771
Perimeter
664607948
Area
27606482784048169
Diagonal
234974393.43064
Surface area
165638896704289014
Volume
4.5868719686509E+24
Space diagonal
287783683.26252
Perimeter
498455961
Area
1.1953957700062E+16
Altitude
143891841.63126
Surface area
1.1953957700062E+16
Volume
5.4056804557792E+23
Height
78324797.810213