16487989 (number)

16487989 is an odd 8-digits composite number following 16487988 and preceding 16487990. In scientific notation, it is written as 1.6487989 × 10^7. The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors. There are 14082576 positive integers (up to 16487989) that are relatively prime to 16487989.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.6487989 × 10^7
Engineering notation 1.6487989 × 10^6

Prime Factorization of 16487989

Prime Factorization 7 × 293 × 8039

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 16487989
Product of the distinct prime numbers

The prime factorization of 16487989 is 7 × 293 × 8039. Since it has a total of 3 prime factors.

Most popular turbo-numbers

1, 3, 87, 1, 867, 750, 5979, 2856, 56533, 81183, 766713, 432691, 1694061, 9242037, 71440646, 39767851, 920408181, 790883092, 6730624218, 6388445353

Basic calculations (n = 16487989)

Multiplication

n×y
n×2 32975978
n×3 49463967
n×4 65951956
n×5 82439945

Division

n÷y
n÷2 8243994.5
n÷3 5495996.3333333
n÷3 4121997.25
n÷5 3297597.8

Exponentiation

ny
n2 271853781264121
n3 4.4823221550912E+21
n4 7.3904478387601E+28
n5 1.2185362267055E+36

Nth Root

y√n
2√n 4060.540481266
3√n 254.52038002465
4√n 63.722370336217
5√n 27.760899750644

Divisors of 16487989

1, 7, 293, 2051, 8039, 56273, 2355427, 16487989

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 -16487988
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 16487989 can be divided by 8 positive divisors. The sum of these divisors (counting 16487989) is 1, the average is 0.125.

Base conversion 16487989

Base System Value
2 Binary 111110111001011000110101
3 Ternary 1011000200021021
4 Quaternary 332321120311
5 Quinary 13210103424
6 Senary 1345221141
8 Octal 76713065
10 Decimal 16487989
12 Duodecimal 56317b1
16 Hexadecimal fb9635
20 Vigesimal 530jj9
36 Base36 9te7p

Cryptographic Hash Functions

md5 a86a524f0c9d1586b0bbc65d16b83f30
sha1 313a26be95587e17dceeccb17dd88ccb97f298b8
sha256 243f746716548133af62e57268cb53f5a01f4128f6b43738a0d94cbec35d8b88
sha512 1937b1d9a8cd2b5bcb45bf9d3eedab2f023371b2439a553577a7e89690ead9935ed1dddaee195dc7c1c2ced0def1684cdf58d41894582d8d84c0384b2505c00f
ripemd-160 6f3bc397e8f2038458712ce1bc29283be61663c4

16487989 as geometric shapes

Circle

Radius = n
Diameter 32975978
Circumference 103597090.22974
Area 8.5405384206997E+14

Sphere

Radius = n
Volume 1.8775507137943E+22
Surface area 3.4162153682799E+15
Circumference 103597090.22974

Square

Length = n
Perimeter 65951956
Area 271853781264121
Diagonal 23317537.660058

Cube

Length = n
Surface area 1631122687584726
Volume 4.4823221550912E+21
Space diagonal 28558034.662637

Equilateral Triangle

Length = n
Perimeter 49463967
Area 1.1771614034479E+14
Altitude 14279017.331318

Triangular Pyramid

Length = n
Surface area 1.1771614034479E+14
Volume 5.2824673188795E+20
Height 7772512.5533528