16668749 (number)

16668749 is an odd 8-digits prime number following 16668748 and preceding 16668750. In scientific notation, it is written as 1.6668749 × 10^7. The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors. There are 16668748 positive integers (up to 16668749) that are relatively prime to 16668749.

Interesting facts

Basic properties

Name

Name sixteen million six hundred sixty-eight thousand seven hundred forty-nine

Notation

Scientific notation 1.6668749 × 10^7
Engineering notation 1.6668749 × 10^6

Prime Factorization of 16668749

Prime Factorization 16668749

Composite number
ω Distinct Factors 1
Total number of distinct prime factors
Ω Total Factors 1
Total number of prime factors
rad Radical 16668749
Product of the distinct prime numbers

The prime factorization of 16668749 is 16668749. Since it has a total of 1 prime factors.

Most popular turbo-numbers

5, 9, 35, 100, 179, 47, 8261, 345, 82167, 11210, 484292, 299290, 2494302, 9706647, 2645597, 86406764, 532833804, 413894005, 3596951979, 3820895261

Basic calculations (n = 16668749)

Multiplication

n×y
n×2 33337498
n×3 50006247
n×4 66674996
n×5 83343745

Division

n÷y
n÷2 8334374.5
n÷3 5556249.6666667
n÷3 4167187.25
n÷5 3333749.8

Exponentiation

ny
n2 277847193225001
n3 4.631365124222E+21
n4 7.7199062783011E+28
n5 1.2868118005653E+36

Nth Root

y√n
2√n 4082.7379293802
3√n 255.44711509934
4√n 63.896306069915
5√n 27.821503847648

Divisors of 16668749

1, 16668749

2 divisors

τ Total Divisors 2
Total number of the positive divisors of n
σ Sum of Divisors 16668750
Sum of all the positive divisors of n
s Aliquot Sum 1
Sum of the proper positive divisors of n
A Arithmetic Mean 8334375
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 4082.7380518471
Returns the nth root of the product of n divisors
H Harmonic Mean 1.999999880015
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 16668749 can be divided by 2 positive divisors. The sum of these divisors (counting 16668749) is 16668750, the average is 8334375.

Base conversion 16668749

Base System Value
2 Binary 111111100101100001001101
3 Ternary 1011100212020002
4 Quaternary 333211201031
5 Quinary 13231344444
6 Senary 1353134045
8 Octal 77454115
10 Decimal 16668749
12 Duodecimal 56ba325
16 Hexadecimal fe584d
20 Vigesimal 543bh9
36 Base36 9x9ot

Cryptographic Hash Functions

md5 e1df276ded6a2c05df7edb67abe8275d
sha1 6f50ca50d04d8fbe840089b1c313bf13b6b8f32b
sha256 8c307300aa0170b81ffa037e65bbccc07beb1c9f9c8ed907433645060b11f6af
sha512 5ae081149f95412d310cd9d17b418f7dffcf99cd84e91e09047b3b704b5a87b90130598f29a58428d64cb09feb0000ad1dc93e3dba675c2f497d7ea8b3c6baac
ripemd-160 053edc06b3231903da7c168928eb93639ccb196b

16668749 as geometric shapes

Circle

Radius = n
Diameter 33337498
Circumference 104732838.80586
Area 8.7288270105621E+14

Sphere

Radius = n
Volume 1.9399816867131E+22
Surface area 3.4915308042248E+15
Circumference 104732838.80586

Square

Length = n
Perimeter 66674996
Area 277847193225001
Diagonal 23573170.903593

Cube

Length = n
Surface area 1667083159350006
Volume 4.631365124222E+21
Space diagonal 28871120.166613

Equilateral Triangle

Length = n
Perimeter 50006247
Area 1.2031136385153E+14
Altitude 14435560.083306

Triangular Pyramid

Length = n
Surface area 1.2031136385153E+14
Volume 5.4581161424805E+20
Height 7857723.634531