38123721 (number)

38123721 is an odd 8-digits composite number following 38123720 and preceding 38123722. In scientific notation, it is written as 3.8123721 × 10^7. The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors. There are 24874776 positive integers (up to 38123721) that are relatively prime to 38123721.

Interesting facts

Basic properties

Name

Name thirty-eight million one hundred twenty-three thousand seven hundred twenty-one

Notation

Scientific notation 3.8123721 × 10^7
Engineering notation 3.8123721 × 10^6

Prime Factorization of 38123721

Prime Factorization 9 × 47 × 90127

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 38123721
Product of the distinct prime numbers

The prime factorization of 38123721 is 9 × 47 × 90127. Since it has a total of 3 prime factors.

Most popular turbo-numbers

1, 10, 86, 49, 423, 796, 2966, 5031, 53807, 54737, 391244, 356197, 2282056, 5830796, 73557180, 33885762, 725205313, 845921338, 3958664966, 2315626000

Basic calculations (n = 38123721)

Multiplication

n×y
n×2 76247442
n×3 114371163
n×4 152494884
n×5 190618605

Division

n÷y
n÷2 19061860.5
n÷3 12707907
n÷3 9530930.25
n÷5 7624744.2

Exponentiation

ny
n2 1453418102885841
n3 5.5409706250769E+22
n4 2.1124241817963E+30
n5 8.0533470140455E+37

Nth Root

y√n
2√n 6174.440946353
3√n 336.5620111698
4√n 78.57761097382
5√n 32.827594221843

Divisors of 38123721

1, 9, 47, 423, 90127, 811143, 4235969, 38123721

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 -38123720
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 38123721 can be divided by 8 positive divisors. The sum of these divisors (counting 38123721) is 1, the average is 0.125.

Base conversion 38123721

Base System Value
2 Binary 10010001011011100011001001
3 Ternary 2122201212220200
4 Quaternary 2101123203021
5 Quinary 34224424341
6 Senary 3441042413
8 Octal 221334311
10 Decimal 38123721
12 Duodecimal 10926409
16 Hexadecimal 245b8c9
20 Vigesimal bi5961
36 Base36 mp4g9

Cryptographic Hash Functions

md5 ff808c8fa2942f16d03ca8a798ff586b
sha1 21fde69f1be5fdbcb8276703d9dc7d818bd7f7ef
sha256 2f071b5f2a1980891f00ca259055200e7c24ad9689ff0b5d068f808e40332cb6
sha512 6a89a7a13487e412c098f257c63b2e7ebbddc6096d498d45464bbef12c1ac55306b36e40a941e0b8326d03ded8298e83259c7a10976ab63127bd0ca932726a68
ripemd-160 a9004967288d3aca74027907d89096e169413522

38123721 as geometric shapes

Circle

Radius = n
Diameter 76247442
Circumference 239538403.64221
Area 4.5660476346206E+15

Sphere

Radius = n
Volume 2.3209963479331E+23
Surface area 1.8264190538482E+16
Circumference 239538403.64221

Square

Length = n
Perimeter 152494884
Area 1453418102885841
Diagonal 53915083.286328

Cube

Length = n
Surface area 8720508617315046
Volume 5.5409706250769E+22
Space diagonal 66032221.745581

Equilateral Triangle

Length = n
Perimeter 114371163
Area 6.2934849970966E+14
Altitude 33016110.87279

Triangular Pyramid

Length = n
Surface area 6.2934849970966E+14
Volume 6.5300965055789E+21
Height 17971694.428776