168993408 (number)

168993408 is an even 9-digits composite number following 168993407 and preceding 168993409. In scientific notation, it is written as 1.68993408 × 10^8. The sum of its digits is 48. It has a total of 9 prime factors and 32 positive divisors. There are 56331008 positive integers (up to 168993408) that are relatively prime to 168993408.

Interesting facts

Basic properties

Name

Name one hundred sixty-eight million nine hundred ninety-three thousand four hundred eight

Notation

Scientific notation 1.68993408 × 10^8
Engineering notation 1.68993408 × 10^6

Prime Factorization of 168993408

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 440087

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 2640522
Product of the distinct prime numbers

The prime factorization of 168993408 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 440087. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 168993408)

Multiplication

n×y
n×2 337986816
n×3 506980224
n×4 675973632
n×5 844967040

Division

n÷y
n÷2 84496704
n÷3 56331136
n÷3 42248352
n÷5 33798681.6

Exponentiation

ny
n2 28558771947454464
n3 4.8262441996951E+24
n4 8.1560345514671E+32
n5 1.3783160746182E+41

Nth Root

y√n
2√n 12999.746459066
3√n 552.87029277667
4√n 114.01643065395
5√n 44.215440171986

Divisors of 168993408

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -168993407
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 168993408 can be divided by 32 positive divisors. The sum of these divisors (counting 168993408) is 1, the average is 0.03125.

Base conversion 168993408

Base System Value
2 Binary 1010000100101010001010000000
3 Ternary 102202222202101010
4 Quaternary 22010222022000
5 Quinary 321230242113
6 Senary 24434040520
8 Octal 1204521200
10 Decimal 168993408
12 Duodecimal 48719140
16 Hexadecimal a12a280
20 Vigesimal 2cg43a8
36 Base36 2sm45c

Cryptographic Hash Functions

md5 aa59e250ead5422fb1b82f4526e176cf
sha1 0d20d18676cc1d9a3ad6c8ab4b486abb5990e81b
sha256 4a46934effdfef2dccdbab872d9dd4982fe82cedf3a26c63101c1e2daadb4389
sha512 519b0fceaebbebc2beea1e4526fb68bb4ede33341579d8da9033b58a8a9c754d54b2f0b758419d5ea35fe98835b0087c727b64c6f62c3d6061dffb6653bd7dfa
ripemd-160 1caeed02d64ae4a73ba1dbac69839d7c77019e71

168993408 as geometric shapes

Circle

Radius = n
Diameter 337986816
Circumference 1061816898.1558
Area 8.9720028145669E+16

Sphere

Radius = n
Volume 2.021612442959E+25
Surface area 3.5888011258268E+17
Circumference 1061816898.1558

Square

Length = n
Perimeter 675973632
Area 28558771947454464
Diagonal 238992769.54525

Cube

Length = n
Surface area 171352631684726784
Volume 4.8262441996951E+24
Space diagonal 292705168.80022

Equilateral Triangle

Length = n
Perimeter 506980224
Area 1.2366311003691E+16
Altitude 146352584.40011

Triangular Pyramid

Length = n
Surface area 1.2366311003691E+16
Volume 5.6877833354444E+23
Height 79664256.515083