166987668 (number)

166987668 is an even 9-digits composite number following 166987667 and preceding 166987669. In scientific notation, it is written as 1.66987668 × 10^8. The sum of its digits is 57. It has a total of 6 prime factors and 36 positive divisors. There are 51901952 positive integers (up to 166987668) that are relatively prime to 166987668.

Interesting facts

Basic properties

Name

Name one hundred sixty-six million nine hundred eighty-seven thousand six hundred sixty-eight

Notation

Scientific notation 1.66987668 × 10^8
Engineering notation 1.66987668 × 10^6

Prime Factorization of 166987668

Prime Factorization 2 × 2 × 537 × 269 × 17 × 17

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 4911402
Product of the distinct prime numbers

The prime factorization of 166987668 is 2 × 2 × 537 × 269 × 17 × 17. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 166987668)

Multiplication

n×y
n×2 333975336
n×3 500963004
n×4 667950672
n×5 834938340

Division

n÷y
n÷2 83493834
n÷3 55662556
n÷3 41746917
n÷5 33397533.6

Exponentiation

ny
n2 27884881264078224
n3 4.6564312947453E+24
n4 7.7756660311174E+32
n5 1.2984403376831E+41

Nth Root

y√n
2√n 12922.370835106
3√n 550.67428925018
4√n 113.67660636695
5√n 44.109981939242

Divisors of 166987668

36 divisors

τ Total Divisors 36
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -166987667
Sum of the proper positive divisors of n
A Arithmetic Mean 0.027777777777778
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 36
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 166987668 can be divided by 36 positive divisors. The sum of these divisors (counting 166987668) is 1, the average is 0.027777777777778.

Base conversion 166987668

Base System Value
2 Binary 1001111101000000011110010100
3 Ternary 102122012212000110
4 Quaternary 21331000132110
5 Quinary 320222101133
6 Senary 24323043020
8 Octal 1175003624
10 Decimal 166987668
12 Duodecimal 47b10470
16 Hexadecimal 9f40794
20 Vigesimal 2c3d938
36 Base36 2rf4ic

Cryptographic Hash Functions

md5 b5f5850aae9853cb9fe471589a9a4456
sha1 47d13ecbbfbe83df575e7d74fada1fdd6828c585
sha256 71cd7fb5f6cf6cf3f085b81cbc1b9c4dcf86af85ed0d9d8cc823fbaee8b9877b
sha512 935fb29cfb3b8d2d98d19c8d0e0ec3e9e436242854e2ecbc7cd0c24a56d81f982a083a7f2a7b6c8717b1db188cfc139cb0fcc7e4dfa54264ddb40d6d2791dc0b
ripemd-160 c9e05938501fd3a063aa2f78ce7dce95bd2e21ac

166987668 as geometric shapes

Circle

Radius = n
Diameter 333975336
Circumference 1049214462.0578
Area 8.7602938125452E+16

Sphere

Radius = n
Volume 1.950481379669E+25
Surface area 3.5041175250181E+17
Circumference 1049214462.0578

Square

Length = n
Perimeter 667950672
Area 27884881264078224
Diagonal 236156224.83466

Cube

Length = n
Surface area 167309287584469344
Volume 4.6564312947453E+24
Space diagonal 289231125.21344

Equilateral Triangle

Length = n
Perimeter 500963004
Area 1.2074507778102E+16
Altitude 144615562.60672

Triangular Pyramid

Length = n
Surface area 1.2074507778102E+16
Volume 5.4876569077394E+23
Height 78718741.611552