16661880 (number)

16661880 is an even 8-digits composite number following 16661879 and preceding 16661881. In scientific notation, it is written as 1.6661880 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 64 positive divisors. There are 4296960 positive integers (up to 16661880) that are relatively prime to 16661880.

Interesting facts

Basic properties

Name

Name sixteen million six hundred sixty-one thousand eight hundred eighty

Notation

Scientific notation 1.6661880 × 10^7
Engineering notation 1.6661880 × 10^6

Prime Factorization of 16661880

Prime Factorization 2 × 2 × 2 × 15 × 3 × 31 × 1493

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 4165470
Product of the distinct prime numbers

The prime factorization of 16661880 is 2 × 2 × 2 × 15 × 3 × 31 × 1493. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 16661880)

Multiplication

n×y
n×2 33323760
n×3 49985640
n×4 66647520
n×5 83309400

Division

n÷y
n÷2 8330940
n÷3 5553960
n÷3 4165470
n÷5 3332376

Exponentiation

ny
n2 277618245134400
n3 4.62564188624E+21
n4 7.7071890031504E+28
n5 1.2841625830781E+36

Nth Root

y√n
2√n 4081.8966179951
3√n 255.41202133766
4√n 63.88972231897
5√n 27.819210485156

Divisors of 16661880

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -16661879
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 16661880 can be divided by 64 positive divisors. The sum of these divisors (counting 16661880) is 1, the average is 0.015625.

Base conversion 16661880

Base System Value
2 Binary 111111100011110101111000
3 Ternary 1011100111210200
4 Quaternary 333203311320
5 Quinary 13231140010
6 Senary 1353042200
8 Octal 77436570
10 Decimal 16661880
12 Duodecimal 56b6360
16 Hexadecimal fe3d78
20 Vigesimal 542ee0
36 Base36 9x4e0

Cryptographic Hash Functions

md5 e42c3fc988bc89f7003b7c9cd9dbeb1c
sha1 060a8a29c450756c0a52f34667aa70f54f5be648
sha256 7f95a88172d9ad1443e2badcd2f4416b5eb12ece0bcf7ada0aee80171e65e61c
sha512 f29849ce9c3d6cce65fa64ea1e740fb7b1ac53433a0d396b55022c9265bebc3ad6dcf76b9576686f9309161a295e0b99eebeed39f324333a4891327afcab185e
ripemd-160 d25786c67ffd86b29d7b400a204e17a2518d8ba6

16661880 as geometric shapes

Circle

Radius = n
Diameter 33323760
Circumference 104689679.60599
Area 8.7216343941672E+14

Sphere

Radius = n
Volume 1.9375843423932E+22
Surface area 3.4886537576669E+15
Circumference 104689679.60599

Square

Length = n
Perimeter 66647520
Area 277618245134400
Diagonal 23563456.670633

Cube

Length = n
Surface area 1665709470806400
Volume 4.62564188624E+21
Space diagonal 28859222.709616

Equilateral Triangle

Length = n
Perimeter 49985640
Area 1.2021222642022E+14
Altitude 14429611.354808

Triangular Pyramid

Length = n
Surface area 1.2021222642022E+14
Volume 5.4513712418347E+20
Height 7854485.5568777