30487987 (number)

30487987 is an odd 8-digits composite number following 30487986 and preceding 30487988. In scientific notation, it is written as 3.0487987 × 10^7. The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors. There are 28509312 positive integers (up to 30487987) that are relatively prime to 30487987.

Interesting facts

Basic properties

Name

Name thirty million four hundred eighty-seven thousand nine hundred eighty-seven

Notation

Scientific notation 3.0487987 × 10^7
Engineering notation 3.0487987 × 10^6

Prime Factorization of 30487987

Prime Factorization 17 × 157 × 11423

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 30487987
Product of the distinct prime numbers

The prime factorization of 30487987 is 17 × 157 × 11423. Since it has a total of 3 prime factors.

Most popular turbo-numbers

9, 9, 52, 96, 414, 279, 4925, 9720, 69963, 12914, 174063, 457367, 1654651, 7751677, 13033137, 75747610, 368703674, 529883315, 9572940987, 5822804756

Basic calculations (n = 30487987)

Multiplication

n×y
n×2 60975974
n×3 91463961
n×4 121951948
n×5 152439935

Division

n÷y
n÷2 15243993.5
n÷3 10162662.333333
n÷3 7621996.75
n÷5 6097597.4

Exponentiation

ny
n2 929517351312169
n3 2.833911292308E+22
n4 8.6400250639039E+29
n5 2.6341697182798E+37

Nth Root

y√n
2√n 5521.5927955618
3√n 312.39896296304
4√n 74.307420864688
5√n 31.392488954448

Divisors of 30487987

1, 17, 157, 2669, 11423, 194191, 1793411, 30487987

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 -30487986
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 30487987 can be divided by 8 positive divisors. The sum of these divisors (counting 30487987) is 1, the average is 0.125.

Base conversion 30487987

Base System Value
2 Binary 1110100010011010110110011
3 Ternary 2010100221122201
4 Quaternary 1310103112303
5 Quinary 30301103422
6 Senary 3005244031
8 Octal 164232663
10 Decimal 30487987
12 Duodecimal a263617
16 Hexadecimal 1d135b3
20 Vigesimal 9aajj7
36 Base36 i5goj

Cryptographic Hash Functions

md5 1e43d21d6bbd34a017059ecab604d807
sha1 98f3fe4419987e9cce22cc68c285377917c3a587
sha256 cebb84e730cb5fcac69d67c68bf5e156a2f8b49edacbbd1b8011770ac8cc82f8
sha512 6ba770ed871a21989d3fab4744fa2c5d6f0c52f5f49b33a0a13bf116aeaa6a3152e4edfc82f2f1846859b92ed1f5ea183c426fed5a9e461b9a50508bb1b63bb0
ripemd-160 6e31c52eacb5d62a6d94206cb81ba8925ae75954

30487987 as geometric shapes

Circle

Radius = n
Diameter 60975974
Circumference 191561671.96388
Area 2.9201648822666E+15

Sphere

Radius = n
Volume 1.1870659862453E+23
Surface area 1.1680659529066E+16
Circumference 191561671.96388

Square

Length = n
Perimeter 121951948
Area 929517351312169
Diagonal 43116524.704855

Cube

Length = n
Surface area 5577104107873014
Volume 2.833911292308E+22
Space diagonal 52806742.504499

Equilateral Triangle

Length = n
Perimeter 91463961
Area 4.0249281974738E+14
Altitude 26403371.25225

Triangular Pyramid

Length = n
Surface area 4.0249281974738E+14
Volume 3.3397964867868E+21
Height 14372174.901618