166989731 (number)

166989731 is an odd 9-digits composite number following 166989730 and preceding 166989732. In scientific notation, it is written as 1.66989731 × 10^8. The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors. There are 163156480 positive integers (up to 166989731) that are relatively prime to 166989731.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.66989731 × 10^8
Engineering notation 1.66989731 × 10^6

Prime Factorization of 166989731

Prime Factorization 47 × 653 × 5441

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 166989731
Product of the distinct prime numbers

The prime factorization of 166989731 is 47 × 653 × 5441. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 166989731)

Multiplication

n×y
n×2 333979462
n×3 500969193
n×4 667958924
n×5 834948655

Division

n÷y
n÷2 83494865.5
n÷3 55663243.666667
n÷3 41747432.75
n÷5 33397946.2

Exponentiation

ny
n2 27885570259452361
n3 4.6566038764076E+24
n4 7.7760502869485E+32
n5 1.29852054566E+41

Nth Root

y√n
2√n 12922.450657673
3√n 550.67655695532
4√n 113.67695746137
5√n 44.110090927461

Divisors of 166989731

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 -166989730
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 166989731 can be divided by 8 positive divisors. The sum of these divisors (counting 166989731) is 1, the average is 0.125.

Base conversion 166989731

Base System Value
2 Binary 1001111101000000111110100011
3 Ternary 102122012221211212
4 Quaternary 21331000332203
5 Quinary 320222132411
6 Senary 24323100335
8 Octal 1175007643
10 Decimal 166989731
12 Duodecimal 47b116ab
16 Hexadecimal 9f40fa3
20 Vigesimal 2c3de6b
36 Base36 2rf63n

Cryptographic Hash Functions

md5 571304a719768b156a21f175b136e5e1
sha1 f45c625d4e499c584eed24ec477ecba67be09163
sha256 828beee24fc36b9d6b3313bd6623d90bae735b1c1c6915e37130190822bfe5d4
sha512 ad24bd00d0d8638df67a850102cce129628b7366e45ff3057c48a700cac9b4dd351193c66d3060773cbd40d377c4834185c0c575b6b79cac523025af1c85614d
ripemd-160 412b11c4bd2c10e6b8bb00a9cdccee05e7cc43f5

166989731 as geometric shapes

Circle

Radius = n
Diameter 333979462
Circumference 1049227424.2691
Area 8.7605102668258E+16

Sphere

Radius = n
Volume 1.9505536705066E+25
Surface area 3.5042041067303E+17
Circumference 1049227424.2691

Square

Length = n
Perimeter 667958924
Area 27885570259452361
Diagonal 236159142.35723

Cube

Length = n
Surface area 167313421556714166
Volume 4.6566038764076E+24
Space diagonal 289234698.43426

Equilateral Triangle

Length = n
Perimeter 500969193
Area 1.2074806121851E+16
Altitude 144617349.21713

Triangular Pyramid

Length = n
Surface area 1.2074806121851E+16
Volume 5.4878602971789E+23
Height 78719714.119078