16487988 (number)

16487988 is an even 8-digits composite number following 16487987 and preceding 16487989. In scientific notation, it is written as 1.6487988 × 10^7. The sum of its digits is 51. It has a total of 5 prime factors and 24 positive divisors. There are 4996320 positive integers (up to 16487988) that are relatively prime to 16487988.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.6487988 × 10^7
Engineering notation 1.6487988 × 10^6

Prime Factorization of 16487988

Prime Factorization 2 × 2 × 3 × 11 × 124909

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 8243994
Product of the distinct prime numbers

The prime factorization of 16487988 is 2 × 2 × 3 × 11 × 124909. Since it has a total of 5 prime factors.

Most popular turbo-numbers

1, 3, 21, 81, 83, 399, 3918, 7052, 15562, 6626, 363423, 782697, 173762, 6867951, 39232843, 60366768, 256035251, 498143927, 1035287841, 8554784026

Basic calculations (n = 16487988)

Multiplication

n×y
n×2 32975976
n×3 49463964
n×4 65951952
n×5 82439940

Division

n÷y
n÷2 8243994
n÷3 5495996
n÷3 4121997
n÷5 3297597.6

Exponentiation

ny
n2 271853748288144
n3 4.4823213395299E+21
n4 7.3904460458314E+28
n5 1.2185358571831E+36

Nth Root

y√n
2√n 4060.5403581297
3√n 254.52037487908
4√n 63.722369370023
5√n 27.760899413903

Divisors of 16487988

1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 124909, 249818, 374727, 499636, 749454, 1373999, 1498908, 2747998, 4121997, 5495996, 8243994, 16487988

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -16487987
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 16487988 can be divided by 24 positive divisors. The sum of these divisors (counting 16487988) is 1, the average is 0.041666666666667.

Base conversion 16487988

Base System Value
2 Binary 111110111001011000110100
3 Ternary 1011000200021020
4 Quaternary 332321120310
5 Quinary 13210103423
6 Senary 1345221140
8 Octal 76713064
10 Decimal 16487988
12 Duodecimal 56317b0
16 Hexadecimal fb9634
20 Vigesimal 530jj8
36 Base36 9te7o

Cryptographic Hash Functions

md5 2fd78808b6b7f1b881588e968ebff230
sha1 a1380948e05f6a847024aaac31780e8ad2a07b81
sha256 b7b70a11e11321dd9e627ee1e5cce27736a5a386164987045386477d61c09d64
sha512 24c13b40ed461291db30149723dc1f3d704d94549e1ea027bbfab9c1a61feec23b14ddde5c06cad13d7e7c9c9111b9d080c9092b84cf84baf56b03b9bf200177
ripemd-160 de2f1854c99c45e6a0f43d78c4d6a45f92cc1782

16487988 as geometric shapes

Circle

Radius = n
Diameter 32975976
Circumference 103597083.94655
Area 8.5405373847288E+14

Sphere

Radius = n
Volume 1.8775503721728E+22
Surface area 3.4162149538915E+15
Circumference 103597083.94655

Square

Length = n
Perimeter 65951952
Area 271853748288144
Diagonal 23317536.245845

Cube

Length = n
Surface area 1631122489728864
Volume 4.4823213395299E+21
Space diagonal 28558032.930586

Equilateral Triangle

Length = n
Perimeter 49463964
Area 1.1771612606578E+14
Altitude 14279016.465293

Triangular Pyramid

Length = n
Surface area 1.1771612606578E+14
Volume 5.2824663577313E+20
Height 7772512.0819483