168671681 (number)

168671681 is an odd 9-digits composite number following 168671680 and preceding 168671682. In scientific notation, it is written as 1.68671681 × 10^8. The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors. There are 167554500 positive integers (up to 168671681) that are relatively prime to 168671681.

Interesting facts

Basic properties

Name

Name one hundred sixty-eight million six hundred seventy-one thousand six hundred eighty-one

Notation

Scientific notation 1.68671681 × 10^8
Engineering notation 1.68671681 × 10^6

Prime Factorization of 168671681

Prime Factorization 151 × 1117031

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 168671681
Product of the distinct prime numbers

The prime factorization of 168671681 is 151 × 1117031. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 168671681)

Multiplication

n×y
n×2 337343362
n×3 506015043
n×4 674686724
n×5 843358405

Division

n÷y
n÷2 84335840.5
n÷3 56223893.666667
n÷3 42167920.25
n÷5 33734336.2

Exponentiation

ny
n2 28450135971365761
n3 4.7987322589688E+24
n4 8.094102367892E+32
n5 1.3652458525784E+41

Nth Root

y√n
2√n 12987.366207203
3√n 552.51922129644
4√n 113.9621261964
5√n 44.198592004663

Divisors of 168671681

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -168671680
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 168671681 can be divided by 4 positive divisors. The sum of these divisors (counting 168671681) is 1, the average is 0.25.

Base conversion 168671681

Base System Value
2 Binary 1010000011011011100111000001
3 Ternary 102202101102001022
4 Quaternary 22003123213001
5 Quinary 321134443211
6 Senary 24423115225
8 Octal 1203334701
10 Decimal 168671681
12 Duodecimal 485a2b15
16 Hexadecimal a0db9c1
20 Vigesimal 2ce3j41
36 Base36 2sf7wh

Cryptographic Hash Functions

md5 f3d63a5eac1ffcbaf5f8071104cec226
sha1 77e38db7a50b0b793bd9a20f23d4baf6e4e23df0
sha256 0e94db647ff12a4a70b60debcb635fa5581c99216631d48888fb884501e704fa
sha512 56c5dda3a04e9e1879caa79ff713ad65d8359d54e63c845cf46e3696f7d131bfd22b1d8b03c3feb5af9afddc92f64f5bc06aa872a6ee5a0e358d80f151a9bb59
ripemd-160 06bc29539c061c7d02a2607c123b2f802f24524e

168671681 as geometric shapes

Circle

Radius = n
Diameter 337343362
Circumference 1059795427.7965
Area 8.9378738161273E+16

Sphere

Radius = n
Volume 2.0100882681761E+25
Surface area 3.5751495264509E+17
Circumference 1059795427.7965

Square

Length = n
Perimeter 674686724
Area 28450135971365761
Diagonal 238537778.85847

Cube

Length = n
Surface area 170700815828194566
Volume 4.7987322589688E+24
Space diagonal 292147921.29005

Equilateral Triangle

Length = n
Perimeter 506015043
Area 1.2319270246162E+16
Altitude 146073960.64503

Triangular Pyramid

Length = n
Surface area 1.2319270246162E+16
Volume 5.6553602023592E+23
Height 79512592.952823