16409985 (number)

16409985 is an odd 8-digits composite number following 16409984 and preceding 16409986. In scientific notation, it is written as 1.6409985 × 10^7. The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors. There are 8751984 positive integers (up to 16409985) that are relatively prime to 16409985.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.6409985 × 10^7
Engineering notation 1.6409985 × 10^6

Prime Factorization of 16409985

Prime Factorization 3 × 5 × 1093999

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 16409985
Product of the distinct prime numbers

The prime factorization of 16409985 is 3 × 5 × 1093999. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 16409985)

Multiplication

n×y
n×2 32819970
n×3 49229955
n×4 65639940
n×5 82049925

Division

n÷y
n÷2 8204992.5
n÷3 5469995
n÷3 4102496.25
n÷5 3281997

Exponentiation

ny
n2 269287607700225
n3 4.4190056030466E+21
n4 7.251581566091E+28
n5 1.1899834472583E+36

Nth Root

y√n
2√n 4050.9239686768
3√n 254.11837023152
4√n 63.646869276318
5√n 27.734582765859

Divisors of 16409985

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 -16409984
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 16409985 can be divided by 8 positive divisors. The sum of these divisors (counting 16409985) is 1, the average is 0.125.

Base conversion 16409985

Base System Value
2 Binary 111110100110010110000001
3 Ternary 1010212201021020
4 Quaternary 332212112001
5 Quinary 13200104420
6 Senary 1343420053
8 Octal 76462601
10 Decimal 16409985
12 Duodecimal 55b4629
16 Hexadecimal fa6581
20 Vigesimal 52b4j5
36 Base36 9rq0x

Cryptographic Hash Functions

md5 ff161e46d3d1e5138bd98e8f75dae039
sha1 d3759d04e45f1890f4caf658b77c00069ac8ad91
sha256 58435fe863c8b39a65323da13300bf3a4e0a73d4e705c597bd1592b9e73462a2
sha512 82005f37e39583d363e96a05fab08b66b34b185e150d2d87f7cf6f25e8e4d2782f5d06b342801f3582e45ead4c4b80d41e185d3ffe48fe4d3569e432f5b094b9
ripemd-160 b65609b16bb1dcacfc6b18805e2841a56c3f7065

16409985 as geometric shapes

Circle

Radius = n
Diameter 32819970
Circumference 103106976.64304
Area 8.459919700538E+14

Sphere

Radius = n
Volume 1.8510287384938E+22
Surface area 3.3839678802152E+15
Circumference 103106976.64304

Square

Length = n
Perimeter 65639940
Area 269287607700225
Diagonal 23207223.345339

Cube

Length = n
Surface area 1615725646201350
Volume 4.4190056030466E+21
Space diagonal 28422927.771443

Equilateral Triangle

Length = n
Perimeter 49229955
Area 1.1660495459637E+14
Altitude 14211463.885722

Triangular Pyramid

Length = n
Surface area 1.1660495459637E+14
Volume 5.2078480466926E+20
Height 7735741.115113