142887789 (number)

142887789 is an odd 9-digits composite number following 142887788 and preceding 142887790. In scientific notation, it is written as 1.42887789 × 10^8. The sum of its digits is 54. It has a total of 2 prime factors and 4 positive divisors. There are 86598600 positive integers (up to 142887789) that are relatively prime to 142887789.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.42887789 × 10^8
Engineering notation 1.42887789 × 10^6

Prime Factorization of 142887789

Prime Factorization 99 × 1443311

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 142887789
Product of the distinct prime numbers

The prime factorization of 142887789 is 99 × 1443311. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 142887789)

Multiplication

n×y
n×2 285775578
n×3 428663367
n×4 571551156
n×5 714438945

Division

n÷y
n÷2 71443894.5
n÷3 47629263
n÷3 35721947.25
n÷5 28577557.8

Exponentiation

ny
n2 20416920245308521
n3 2.9173285920415E+24
n4 4.1685063230329E+32
n5 5.9562865193069E+40

Nth Root

y√n
2√n 11953.56804473
3√n 522.79533710384
4√n 109.33237418409
5√n 42.756192452251

Divisors of 142887789

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 -142887788
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 142887789 can be divided by 4 positive divisors. The sum of these divisors (counting 142887789) is 1, the average is 0.25.

Base conversion 142887789

Base System Value
2 Binary 1000100001000100101101101101
3 Ternary 100221212110012100
4 Quaternary 20201010231231
5 Quinary 243034402124
6 Senary 22102325313
8 Octal 1041045555
10 Decimal 142887789
12 Duodecimal 3ba29839
16 Hexadecimal 8844b6d
20 Vigesimal 24d0j99
36 Base36 2d2kx9

Cryptographic Hash Functions

md5 c8b03f62d75457b7da67629c2bf29077
sha1 e580c134d673305a1874b3fc1c60ed2cc34b58e9
sha256 aba1f5ee10440dbc8e9ab7dea61895e42be6c6da856aef2a56b66829b58e89cd
sha512 f706fb68f49fb2a99470a16b892f54c4be30daa42b751fb42cad091a7f4fa0a0bcaea79821783f8af89ec2f69998e174aa1f9d576efcf4885a80c09ed72242c0
ripemd-160 18b796f483de5253c335ca0fac94ee325555aa7d

142887789 as geometric shapes

Circle

Radius = n
Diameter 285775578
Circumference 897790456.42018
Area 6.414164665159E+16

Sphere

Radius = n
Volume 1.2220077430487E+25
Surface area 2.5656658660636E+17
Circumference 897790456.42018

Square

Length = n
Perimeter 571551156
Area 20416920245308521
Diagonal 202073849.10131

Cube

Length = n
Surface area 122501521471851126
Volume 2.9173285920415E+24
Space diagonal 247488910.32918

Equilateral Triangle

Length = n
Perimeter 428663367
Area 8.840785799739E+15
Altitude 123744455.16459

Triangular Pyramid

Length = n
Surface area 8.840785799739E+15
Volume 3.4381047173032E+23
Height 67357949.700435