166880021 is an odd 9-digits composite number following 166880020
and preceding 166880022 . In scientific notation, it is written as 1.66880021 × 10^8.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 123191280 positive integers (up to 166880021) that are relatively prime to 166880021.
166880021 has 16 divisors, whose sum is 219010560
The reverse of 166880021 is 120088661
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred sixty-six million eight hundred eighty thousand twenty-one
Scientific notation
1.66880021 × 10^8
Engineering notation
1.66880021 × 10^6
Prime Factorization
7 × 11 × 19 × 114067
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
166880021
Product of the distinct prime numbers
The prime factorization of 166880021 is 7 × 11 × 19 × 114067.
Since it has a total of 4 prime factors.
1 , 4 , 80 , 42 , 825 , 521 , 9200 , 3519 , 90220 , 69539 , 679322 , 552539 , 1705580 , 8444831 , 63193220 , 9303983 , 790525389 , 613324005 , 7280348893 , 5448937629
n×2
333760042
n×3
500640063
n×4
667520084
n×5
834400105
n÷2
83440010.5
n÷3
55626673.666667
n÷3
41720005.25
n÷5
33376004.2
n2
27848941408960441
n3
4.6474319271551E+24
n4
7.7556353759971E+32
n5
1.2942605944147E+41
2 √n
12918.205022371
3 √n
550.55593484663
4 √n
113.65828180283
5 √n
44.104293456808
1 , 7 , 11 , 19 , 77 , 133 , 209 , 1463 , 114067 , 798469 , 1254737 , 2167273 , 8783159 , 15170911 , 23840003 , 166880021
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-166880020
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 166880021 can be divided by 16 positive divisors.
The sum of these divisors (counting 166880021) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111100100110001100010101
3
Ternary
102122000101100112
4
Quaternary
21330212030111
5
Quinary
320210130041
6
Senary
24320452405
8
Octal
1174461425
10
Decimal
166880021
12
Duodecimal
47a7a105
16
Hexadecimal
9f26315
20
Vigesimal
2c30011
36
Base36
2rctg5
md5
7f85e5fa4f5e7c3148840920aadc9f1a
sha1
7111f74a0c489f6597519d9ac1f15a430cd9a472
sha256
8ee61d48f16fb5af71ceab120ced1abec040d6654db57ccb2d7859e6dd9f8b33
sha512
f43a3e40a29c0ccffc1f3a4ac94a265565463238689373972f98016cf8cb4551a4bfca49f605f14e362e4b640c81405312cd93ffd5dcd070a4984cf0eebabb30
ripemd-160
fb3b4bfe98d9eae846b35d57318885003e53b428
Diameter
333760042
Circumference
1048538096.009
Area
8.7490029740643E+16
Volume
1.9467117333879E+25
Surface area
3.4996011896257E+17
Circumference
1048538096.009
Perimeter
667520084
Area
27848941408960441
Diagonal
236003988.98731
Surface area
167093648453762646
Volume
4.6474319271551E+24
Space diagonal
289044675.14016
Perimeter
500640063
Area
1.2058945364332E+16
Altitude
144522337.57008
Surface area
1.2058945364332E+16
Volume
5.4770510513237E+23
Height
78667996.329102