168991730 (number)

168991730 is an even 9-digits composite number following 168991729 and preceding 168991731. In scientific notation, it is written as 1.68991730 × 10^8. The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors. There are 63620352 positive integers (up to 168991730) that are relatively prime to 168991730.

Interesting facts

Basic properties

Name

Name one hundred sixty-eight million nine hundred ninety-one thousand seven hundred thirty

Notation

Scientific notation 1.68991730 × 10^8
Engineering notation 1.68991730 × 10^6

Prime Factorization of 168991730

Prime Factorization 2 × 85 × 994069

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 168991730
Product of the distinct prime numbers

The prime factorization of 168991730 is 2 × 85 × 994069. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 168991730)

Multiplication

n×y
n×2 337983460
n×3 506975190
n×4 675966920
n×5 844958650

Division

n÷y
n÷2 84495865
n÷3 56330576.666667
n÷3 42247932.5
n÷5 33798346

Exponentiation

ny
n2 28558204808392900
n3 4.8261004362646E+24
n4 8.1557106187812E+32
n5 1.3782476468472E+41

Nth Root

y√n
2√n 12999.681919186
3√n 552.86846288395
4√n 114.01614762474
5√n 44.215352365244

Divisors of 168991730

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 -168991729
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 168991730 can be divided by 8 positive divisors. The sum of these divisors (counting 168991730) is 1, the average is 0.125.

Base conversion 168991730

Base System Value
2 Binary 1010000100101001101111110010
3 Ternary 102202222200001222
4 Quaternary 22010221233302
5 Quinary 321230213410
6 Senary 24434025042
8 Octal 1204515762
10 Decimal 168991730
12 Duodecimal 48718182
16 Hexadecimal a129bf2
20 Vigesimal 2cg3j6a
36 Base36 2sm2uq

Cryptographic Hash Functions

md5 89a8292005bfda2edc98b02c742ec2f4
sha1 8f81cd5b9452020da53c0b7df2fdb286723b6677
sha256 be20dae8913feab4b5483a82a27751d128ac456615992259e4284e6af99170c5
sha512 a615d8fb4725ac3758ecb68469220475dc3a5355d4c470f39bb7f815bae91e28398b012cfaffa173f42188f1213f82bd60be405f5b5aefe1e760050eb1a5eaa2
ripemd-160 02ceac717823d9d582fd6920159add64a4fb9e14

168991730 as geometric shapes

Circle

Radius = n
Diameter 337983460
Circumference 1061806354.9709
Area 8.971824642576E+16

Sphere

Radius = n
Volume 2.0215522234741E+25
Surface area 3.5887298570304E+17
Circumference 1061806354.9709

Square

Length = n
Perimeter 675966920
Area 28558204808392900
Diagonal 238990396.49489

Cube

Length = n
Surface area 171349228850357400
Volume 4.8261004362646E+24
Space diagonal 292702262.41896

Equilateral Triangle

Length = n
Perimeter 506975190
Area 1.2366065425274E+16
Altitude 146351131.20948

Triangular Pyramid

Length = n
Surface area 1.2366065425274E+16
Volume 5.6876139086168E+23
Height 79663465.498297