38642720 (number)

38642720 is an even 8-digits composite number following 38642719 and preceding 38642721. In scientific notation, it is written as 3.8642720 × 10^7. The sum of its digits is 32. It has a total of 7 prime factors and 24 positive divisors. There are 15457024 positive integers (up to 38642720) that are relatively prime to 38642720.

Interesting facts

Basic properties

Name

Name thirty-eight million six hundred forty-two thousand seven hundred twenty

Notation

Scientific notation 3.8642720 × 10^7
Engineering notation 3.8642720 × 10^6

Prime Factorization of 38642720

Prime Factorization 2 × 2 × 2 × 2 × 2 × 5 × 241517

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2415170
Product of the distinct prime numbers

The prime factorization of 38642720 is 2 × 2 × 2 × 2 × 2 × 5 × 241517. Since it has a total of 7 prime factors.

Most popular turbo-numbers

4, 9, 13, 71, 793, 794, 2848, 3868, 20466, 74345, 759867, 845501, 1787183, 2949223, 71067227, 4500336, 35073527, 415598221, 5941697954, 517902108

Basic calculations (n = 38642720)

Multiplication

n×y
n×2 77285440
n×3 115928160
n×4 154570880
n×5 193213600

Division

n÷y
n÷2 19321360
n÷3 12880906.666667
n÷3 9660680
n÷5 7728544

Exponentiation

ny
n2 1493259808998400
n3 5.7703620686379E+22
n4 2.2298248571699E+30
n5 8.6166497604658E+37

Nth Root

y√n
2√n 6216.3268897316
3√n 338.08239999365
4√n 78.843686429109
5√n 32.916491436181

Divisors of 38642720

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 241517, 483034, 966068, 1207585, 1932136, 2415170, 3864272, 4830340, 7728544, 9660680, 19321360, 38642720

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 -38642719
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 38642720 can be divided by 24 positive divisors. The sum of these divisors (counting 38642720) is 1, the average is 0.041666666666667.

Base conversion 38642720

Base System Value
2 Binary 10010011011010010000100000
3 Ternary 2200201020211212
4 Quaternary 2103122100200
5 Quinary 34343031340
6 Senary 3500125252
8 Octal 223322040
10 Decimal 38642720
12 Duodecimal 10b36828
16 Hexadecimal 24da420
20 Vigesimal c1a6g0
36 Base36 n08ww

Cryptographic Hash Functions

md5 d2318e46e86b44e2dae1f7c834972adf
sha1 5452eb40c980b24cb3f1f2a830be50caca8fc4a9
sha256 f8ad893cd0a5932d3d671db010c76f04ab1a82cc5d2fb8689c990a1e7a710984
sha512 9e86ed31399535d4873a245ab6e1bb64cdc648317e5b052148c8f86085b0dd3975ae5664456fcfe2b63b0fdd4d7dd82c9538a693bbc1fe0ac80747ebd911e5f2
ripemd-160 a306a8989b9e547cbace88d28a0f8e406317f1ac

38642720 as geometric shapes

Circle

Radius = n
Diameter 77285440
Circumference 242799370.53345
Area 4.6912140458503E+15

Sphere

Radius = n
Volume 2.4170836111181E+23
Surface area 1.8764856183401E+16
Circumference 242799370.53345

Square

Length = n
Perimeter 154570880
Area 1493259808998400
Diagonal 54649058.710986

Cube

Length = n
Surface area 8959558853990400
Volume 5.7703620686379E+22
Space diagonal 66931154.382658

Equilateral Triangle

Length = n
Perimeter 115928160
Area 6.4660046452146E+14
Altitude 33465577.191329

Triangular Pyramid

Length = n
Surface area 6.4660046452146E+14
Volume 6.8004369143924E+21
Height 18216352.903662