16403985 (number)

16403985 is an odd 8-digits composite number following 16403984 and preceding 16403986. In scientific notation, it is written as 1.6403985 × 10^7. The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors. There are 8064576 positive integers (up to 16403985) that are relatively prime to 16403985.

Interesting facts

Basic properties

Name

Name sixteen million four hundred three thousand nine hundred eighty-five

Notation

Scientific notation 1.6403985 × 10^7
Engineering notation 1.6403985 × 10^6

Prime Factorization of 16403985

Prime Factorization 15 × 9 × 13 × 13 × 719

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 1261845
Product of the distinct prime numbers

The prime factorization of 16403985 is 15 × 9 × 13 × 13 × 719. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 1, 42, 36, 213, 390, 6451, 7523, 92591, 51921, 481821, 901616, 6790685, 6357009, 63500742, 44986455, 322968111, 257613939, 557873480, 9431070102

Basic calculations (n = 16403985)

Multiplication

n×y
n×2 32807970
n×3 49211955
n×4 65615940
n×5 82019925

Division

n÷y
n÷2 8201992.5
n÷3 5467995
n÷3 4100996.25
n÷5 3280797

Exponentiation

ny
n2 269090723880225
n3 4.4141601981704E+21
n4 7.2409817678383E+28
n5 1.1878095630489E+36

Nth Root

y√n
2√n 4050.183329184
3√n 254.08739526747
4√n 63.641050660592
5√n 27.732554344267

Divisors of 16403985

1, 9, 13, 15, 117, 135, 169, 195, 719, 1521, 1755, 2535, 6471, 9347, 10785, 22815, 84123, 97065, 121511, 140205, 1093599, 1261845, 1822665, 16403985

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 -16403984
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 16403985 can be divided by 24 positive divisors. The sum of these divisors (counting 16403985) is 1, the average is 0.041666666666667.

Base conversion 16403985

Base System Value
2 Binary 111110100100111000010001
3 Ternary 1010212102001000
4 Quaternary 332210320101
5 Quinary 13144411420
6 Senary 1343332213
8 Octal 76447021
10 Decimal 16403985
12 Duodecimal 55b1069
16 Hexadecimal fa4e11
20 Vigesimal 52a9j5
36 Base36 9rle9

Cryptographic Hash Functions

md5 73423b352b2a20fac8c1709c1420c422
sha1 ac30c8771693138b61ab6c21d21189ed892190e4
sha256 7f079e6f2ad5360e302bc43ad417909aa19c15e0178cfd66b1582771ef2d0cb9
sha512 d879ddbf46ae3429b6c4eb81acea1f7e40e9b47b25aa3184d4592d3521170f505ae22131f9d91742c3e7cd1219ae5585ad8f5340c09eae08f54e9713b75e1ea5
ripemd-160 592284f0d4833e005ebfac3bf78c1fbb687feb28

16403985 as geometric shapes

Circle

Radius = n
Diameter 32807970
Circumference 103069277.53119
Area 8.4537344129127E+14

Sphere

Radius = n
Volume 1.8489991000454E+22
Surface area 3.3814937651651E+15
Circumference 103069277.53119

Square

Length = n
Perimeter 65615940
Area 269090723880225
Diagonal 23198738.063965

Cube

Length = n
Surface area 1614544343281350
Volume 4.4141601981704E+21
Space diagonal 28412535.466598

Equilateral Triangle

Length = n
Perimeter 49211955
Area 1.1651970140151E+14
Altitude 14206267.733299

Triangular Pyramid

Length = n
Surface area 1.1651970140151E+14
Volume 5.2021376822834E+20
Height 7732912.6879883