166243387 is an odd 9-digits prime number following 166243386
and preceding 166243388 . In scientific notation, it is written as 1.66243387 × 10^8.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 166243386 positive integers (up to 166243387) that are relatively prime to 166243387.
166243387 has 2 divisors, whose sum is 166243388
The reverse of 166243387 is 783342661
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 40 Digital Root 4
Name
one hundred sixty-six million two hundred forty-three thousand three hundred eighty-seven
Scientific notation
1.66243387 × 10^8
Engineering notation
1.66243387 × 10^6
Prime Factorization
166243387
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
166243387 Product of the distinct prime numbers
The prime factorization of 166243387 is 166243387.
Since it has a total of 1 prime factors.
2 , 10 , 42 , 99 , 506 , 842 , 7819 , 2842 , 80556 , 21676 , 733798 , 555121 , 9476908 , 2416273 , 98543215 , 84239172 , 277050511 , 991742413 , 2276953369 , 1070527052
n×2
332486774
n×3
498730161
n×4
664973548
n×5
831216935
n÷2
83121693.5
n÷3
55414462.333333
n÷3
41560846.75
n÷5
33248677.4
n2
27636863721231769
n3
4.594445831075E+24
n4
7.6379623634594E+32
n5
1.26976073308E+41
2 √n12893.540514537
3 √n549.85493364192
4 √n113.5497270562
5 √n44.070591114839
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
166243388 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
83121694 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
12893.540553316 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999879694 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 166243387 can be divided by 2 positive divisors.
The sum of these divisors (counting 166243387) is 166243388, the average is 83121694.
Base
System
Value
2
Binary
1001111010001010110000111011
3
Ternary
102120211001001111
4
Quaternary
21322022300323
5
Quinary
320024242022
6
Senary
24255101151
8
Octal
1172126073
10
Decimal
166243387
12
Duodecimal
478117b7
16
Hexadecimal
9e8ac3b
20
Vigesimal
2bj0897
36
Base36
2qz67v
md5
e32f044260c29d830dd4999044d3c1d2
sha1
e7bc94df6e054df98043fc7fa168eb5aaa341c8d
sha256
e7e04cd19b10b4fd42303aa9f501a639e155c9203682414cd7c9acc57e47bedd
sha512
903a08db573f9db90f837570b2a5bb7edffca460bcea0220691e83eed82e68ae9da5f4a974ad2008bc84aa032ba00d47940cc98244e472f17d3fce95612ecd90
ripemd-160
e0ff320984b6ce5191f9f97a0497c840ce46194c
Diameter
332486774
Circumference
1044538006.6142
Area
8.6823768034884E+16
Volume
1.9245169693629E+25
Surface area
3.4729507213954E+17
Circumference
1044538006.6142
Perimeter
664973548
Area
27636863721231769
Diagonal
235103652.55024
Surface area
165821182327390614
Volume
4.594445831075E+24
Space diagonal
287941992.70634
Perimeter
498730161
Area
1.1967113031758E+16
Altitude
143970996.35317
Surface area
1.1967113031758E+16
Volume
5.4146063382457E+23
Height
78367884.183413