166943987 (number)

166943987 is an odd 9-digits composite number following 166943986 and preceding 166943988. In scientific notation, it is written as 1.66943987 × 10^8. The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors. There are 142843392 positive integers (up to 166943987) that are relatively prime to 166943987.

Interesting facts

Basic properties

Name

Name one hundred sixty-six million nine hundred forty-three thousand nine hundred eighty-seven

Notation

Scientific notation 1.66943987 × 10^8
Engineering notation 1.66943987 × 10^6

Prime Factorization of 166943987

Prime Factorization 7 × 577 × 41333

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 166943987
Product of the distinct prime numbers

The prime factorization of 166943987 is 7 × 577 × 41333. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 166943987)

Multiplication

n×y
n×2 333887974
n×3 500831961
n×4 667775948
n×5 834719935

Division

n÷y
n÷2 83471993.5
n÷3 55647995.666667
n÷3 41735996.75
n÷5 33388797.4

Exponentiation

ny
n2 27870294795456169
n3 4.6527781320188E+24
n4 7.7675333198563E+32
n5 1.2967429815722E+41

Nth Root

y√n
2√n 12920.680593529
3√n 550.62626953393
4√n 113.66917169369
5√n 44.107674020604

Divisors of 166943987

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 -166943986
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 166943987 can be divided by 8 positive divisors. The sum of these divisors (counting 166943987) is 1, the average is 0.125.

Base conversion 166943987

Base System Value
2 Binary 1001111100110101110011110011
3 Ternary 102122010122002122
4 Quaternary 21330311303303
5 Quinary 320214201422
6 Senary 24322104455
8 Octal 1174656363
10 Decimal 166943987
12 Duodecimal 47aab12b
16 Hexadecimal 9f35cf3
20 Vigesimal 2c37jj7
36 Base36 2re6sz

Cryptographic Hash Functions

md5 58e02f903f3d4f4ac5af29d0a538dc5a
sha1 ce804cb79567d653bb2cbcfb06adc39691697b86
sha256 c9c4ca4310493d93d7f0bc63de5fc5f61843b51c7c06dd99aa2f868ac3bf5bad
sha512 244a0c7119d59e2897e100ab52df4d4143b215c5826360e41036f8318f0cf9ed9259be47c834c405e8b43d3189130d00b0b85cf867e9a18d8bf83a2f8046b5a5
ripemd-160 76b64ddcd8a7bfc2b4048d5a59684a946b89f7a7

166943987 as geometric shapes

Circle

Radius = n
Diameter 333887974
Circumference 1048940006.2404
Area 8.7557113382787E+16

Sphere

Radius = n
Volume 1.9489511464445E+25
Surface area 3.5022845353115E+17
Circumference 1048940006.2404

Square

Length = n
Perimeter 667775948
Area 27870294795456169
Diagonal 236094450.57204

Cube

Length = n
Surface area 167221768772737014
Volume 4.6527781320188E+24
Space diagonal 289155467.50212

Equilateral Triangle

Length = n
Perimeter 500831961
Area 1.2068191651913E+16
Altitude 144577733.75106

Triangular Pyramid

Length = n
Surface area 1.2068191651913E+16
Volume 5.4833516141783E+23
Height 78698150.190679