68637440 (number)

68637440 is an even 8-digits composite number following 68637439 and preceding 68637441. In scientific notation, it is written as 6.8637440 × 10^7. The sum of its digits is 38. It has a total of 10 prime factors and 36 positive divisors. There are 27454464 positive integers (up to 68637440) that are relatively prime to 68637440.

Interesting facts

Basic properties

Name

Name sixty-eight million six hundred thirty-seven thousand four hundred forty

Notation

Scientific notation 6.8637440 × 10^7
Engineering notation 6.8637440 × 10^6

Prime Factorization of 68637440

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 53623

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 536230
Product of the distinct prime numbers

The prime factorization of 68637440 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 53623. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 68637440)

Multiplication

n×y
n×2 137274880
n×3 205912320
n×4 274549760
n×5 343187200

Division

n÷y
n÷2 34318720
n÷3 22879146.666667
n÷3 17159360
n÷5 13727488

Exponentiation

ny
n2 4711098169753600
n3 3.2335771796057E+23
n4 2.2194445965056E+31
n5 1.5233699532598E+39

Nth Root

y√n
2√n 8284.7715719868
3√n 409.43694274705
4√n 91.020720563983
5√n 36.924295288107

Divisors of 68637440

36 divisors

τ Total Divisors 36
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -68637439
Sum of the proper positive divisors of n
A Arithmetic Mean 0.027777777777778
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 36
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 68637440 can be divided by 36 positive divisors. The sum of these divisors (counting 68637440) is 1, the average is 0.027777777777778.

Base conversion 68637440

Base System Value
2 Binary 100000101110101001100000000
3 Ternary 11210011010212102
4 Quaternary 10011311030000
5 Quinary 120032344230
6 Senary 10451045532
8 Octal 405651400
10 Decimal 68637440
12 Duodecimal 1aba08a8
16 Hexadecimal 4175300
20 Vigesimal 118jdc0
36 Base36 14v4zk

Cryptographic Hash Functions

md5 d47234a26f7e1a0c94e983944eec57b9
sha1 8ac0e2e2d57f814b8fd5725f779e7108d59cde5d
sha256 e263ef8dcd03fa5f79feeaa75ef7ab45d643031f960a35e5dd8817e0cfbcc46c
sha512 46e2f894f842539ee4439fae7673fe16fc627c3b6e9aac69d5d6fefa0461b0549e28d7c93ec602d16ff815c63a49dc3483ba7d0cc98f76a853ddad00ef2bf600
ripemd-160 dce3861fc043d8dac58758d9dedfa66ea94fa7ac

68637440 as geometric shapes

Circle

Radius = n
Diameter 137274880
Circumference 431261754.53042
Area 1.4800351400438E+16

Sphere

Radius = n
Volume 1.3544776416353E+24
Surface area 5.9201405601753E+16
Circumference 431261754.53042

Square

Length = n
Perimeter 274549760
Area 4711098169753600
Diagonal 97067998.53457

Cube

Length = n
Surface area 28266589018521600
Volume 3.2335771796057E+23
Space diagonal 118883533.38146

Equilateral Triangle

Length = n
Perimeter 205912320
Area 2.0399653473645E+15
Altitude 59441766.69073

Triangular Pyramid

Length = n
Surface area 2.0399653473645E+15
Volume 3.8108072519821E+22
Height 32355999.511523