168889391 (number)

168889391 is an odd 9-digits composite number following 168889390 and preceding 168889392. In scientific notation, it is written as 1.68889391 × 10^8. The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors. There are 146860120 positive integers (up to 168889391) that are relatively prime to 168889391.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.68889391 × 10^8
Engineering notation 1.68889391 × 10^6

Prime Factorization of 168889391

Prime Factorization 11 × 23 × 667547

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 168889391
Product of the distinct prime numbers

The prime factorization of 168889391 is 11 × 23 × 667547. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 168889391)

Multiplication

n×y
n×2 337778782
n×3 506668173
n×4 675557564
n×5 844446955

Division

n÷y
n÷2 84444695.5
n÷3 56296463.666667
n÷3 42222347.75
n÷5 33777878.2

Exponentiation

ny
n2 28523626392350881
n3 4.8173378905157E+24
n4 8.1359726257042E+32
n5 1.3740794619478E+41

Nth Root

y√n
2√n 12995.745111382
3√n 552.75683724244
4√n 113.99888206198
5√n 44.209995829225

Divisors of 168889391

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 -168889390
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 168889391 can be divided by 8 positive divisors. The sum of these divisors (counting 168889391) is 1, the average is 0.125.

Base conversion 168889391

Base System Value
2 Binary 1010000100010000110000101111
3 Ternary 102202210110200122
4 Quaternary 22010100300233
5 Quinary 321213430031
6 Senary 24431515155
8 Octal 1204206057
10 Decimal 168889391
12 Duodecimal 48688abb
16 Hexadecimal a110c2f
20 Vigesimal 2cfb39b
36 Base36 2sjvvz

Cryptographic Hash Functions

md5 4775f6a2e6affad77fbef56880b55ece
sha1 3a26332d62717ddc260acce0c77f5d2044c8fc88
sha256 aa6c438e585aee88d7db3fb9f36b5ad574eb6ec501cff59fb98d822602f8696f
sha512 413b14eba02b9f9b31e53f28234018817ac1c38d5ea15255ce0e7afeed38a186c8e8dc0aaac0bf94c4ada867883b5790f28f7ab79351280e48fb45185d5ad7e5
ripemd-160 df1b72a745db8a0772632e1ad466baac887adae3

168889391 as geometric shapes

Circle

Radius = n
Diameter 337778782
Circumference 1061163340.0697
Area 8.9609615127949E+16

Sphere

Radius = n
Volume 2.0178817768938E+25
Surface area 3.584384605118E+17
Circumference 1061163340.0697

Square

Length = n
Perimeter 675557564
Area 28523626392350881
Diagonal 238845667.29313

Cube

Length = n
Surface area 171141758354105286
Volume 4.8173378905157E+24
Space diagonal 292525006.07137

Equilateral Triangle

Length = n
Perimeter 506668173
Area 1.2351092531916E+16
Altitude 146262503.03568

Triangular Pyramid

Length = n
Surface area 1.2351092531916E+16
Volume 5.6772871494175E+23
Height 79615222.431044