166151985 is an odd 9-digits composite number following 166151984
and preceding 166151986 . In scientific notation, it is written as 1.66151985 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 88614384 positive integers (up to 166151985) that are relatively prime to 166151985.
166151985 has 8 divisors, whose sum is 265843200
The reverse of 166151985 is 589151661
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred sixty-six million one hundred fifty-one thousand nine hundred eighty-five
Scientific notation
1.66151985 × 10^8
Engineering notation
1.66151985 × 10^6
Prime Factorization
3 × 5 × 11076799
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
166151985
Product of the distinct prime numbers
The prime factorization of 166151985 is 3 × 5 × 11076799.
Since it has a total of 3 prime factors.
7 , 1 , 97 , 20 , 293 , 767 , 8115 , 4399 , 39866 , 10633 , 500123 , 824176 , 4156178 , 74053 , 90817762 , 83708639 , 261015988 , 779253417 , 2931985439 , 9657750314
n×2
332303970
n×3
498455955
n×4
664607940
n×5
830759925
n÷2
83075992.5
n÷3
55383995
n÷3
41537996.25
n÷5
33230397
n2
27606482119440225
n3
4.586871803012E+24
n4
7.6211785501097E+32
n5
1.2662739441402E+41
2 √n
12889.995539177
3 √n
549.75414355919
4 √n
113.53411619058
5 √n
44.065743973048
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-166151984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 166151985 can be divided by 8 positive divisors.
The sum of these divisors (counting 166151985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111001110100011100110001
3
Ternary
102120122101200020
4
Quaternary
21321310130301
5
Quinary
320013330420
6
Senary
24253114053
8
Octal
1171643461
10
Decimal
166151985
12
Duodecimal
47788929
16
Hexadecimal
9e74731
20
Vigesimal
2bi8jj5
36
Base36
2qx7ox
md5
6f2b6cd1d4f8827d8f0fd4e59db3091b
sha1
3515de667e700b093a025299300082bd2610b19d
sha256
5ea6bb166094ef3a27b8871d8678dc67ea935f88e45decb9772de15ecdc43298
sha512
a81a57b11e09aff8898387c1b90628f32fbc92223f05de74cab78bd7204a20ee5af29c8151a278204b82777885708c28cd05c4cf1411ce4bee6f961287bbfd8e
ripemd-160
a75a4427b83793a675227b930590613997481682
Diameter
332303970
Circumference
1043963710.9107
Area
8.6728321417891E+16
Volume
1.9213443679068E+25
Surface area
3.4691328567157E+17
Circumference
1043963710.9107
Perimeter
664607940
Area
27606482119440225
Diagonal
234974390.60221
Surface area
165638892716641350
Volume
4.586871803012E+24
Space diagonal
287783679.79842
Perimeter
498455955
Area
1.1953957412278E+16
Altitude
143891839.89921
Surface area
1.1953957412278E+16
Volume
5.4056802605719E+23
Height
78324796.867404