42887987 (number)

42887987 is an odd 8-digits composite number following 42887986 and preceding 42887988. In scientific notation, it is written as 4.2887987 × 10^7. The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors. There are 42409152 positive integers (up to 42887987) that are relatively prime to 42887987.

Interesting facts

Basic properties

Name

Name forty-two million eight hundred eighty-seven thousand nine hundred eighty-seven

Notation

Scientific notation 4.2887987 × 10^7
Engineering notation 4.2887987 × 10^6

Prime Factorization of 42887987

Prime Factorization 137 × 853 × 367

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 42887987
Product of the distinct prime numbers

The prime factorization of 42887987 is 137 × 853 × 367. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 42887987)

Multiplication

n×y
n×2 85775974
n×3 128663961
n×4 171551948
n×5 214439935

Division

n÷y
n÷2 21443993.5
n÷3 14295995.666667
n÷3 10721996.75
n÷5 8577597.4

Exponentiation

ny
n2 1839379428912169
n3 7.8887281035253E+22
n4 3.3833166835053E+30
n5 1.4510364193906E+38

Nth Root

y√n
2√n 6548.8920436972
3√n 350.03533520803
4√n 80.925225014807
5√n 33.609893205667

Divisors of 42887987

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 -42887986
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 42887987 can be divided by 8 positive divisors. The sum of these divisors (counting 42887987) is 1, the average is 0.125.

Base conversion 42887987

Base System Value
2 Binary 10100011100110101100110011
3 Ternary 2222200221020222
4 Quaternary 2203212230303
5 Quinary 41434403422
6 Senary 4131123255
8 Octal 243465463
10 Decimal 42887987
12 Duodecimal 1244352b
16 Hexadecimal 28e6b33
20 Vigesimal d80jj7
36 Base36 pj8kz

Cryptographic Hash Functions

md5 f61a59de118bb200c2c8a067983ff984
sha1 54c8746317a47708f3c0004440aff9c60ab14928
sha256 ff360958a760402b530881ff28fc6190d780e3dcdc1c12add8c1ff555f144575
sha512 0c2317c2b77d14510cc503d2d8b3d7584b27c173574464fdc194b799296a1bd9645fdeb0fea759d05b93c89e81b65034cd1158094a6af37104db6b18c9a3e74b
ripemd-160 4326ffb37f99600a0f55252439124ca6d429dd22

42887987 as geometric shapes

Circle

Radius = n
Diameter 85775974
Circumference 269473169.77291
Area 5.7785809010347E+15

Sphere

Radius = n
Volume 3.304422700827E+23
Surface area 2.3114323604139E+16
Circumference 269473169.77291

Square

Length = n
Perimeter 171551948
Area 1839379428912169
Diagonal 60652772.878281

Cube

Length = n
Surface area 11036276573473014
Volume 7.8887281035253E+22
Space diagonal 74284172.518354

Equilateral Triangle

Length = n
Perimeter 128663961
Area 7.9647465631823E+14
Altitude 37142086.259177

Triangular Pyramid

Length = n
Surface area 7.9647465631823E+14
Volume 9.2969552282327E+21
Height 20217590.959427