15238940 (number)

15238940 is an even 8-digits composite number following 15238939 and preceding 15238941. In scientific notation, it is written as 1.5238940 × 10^7. The sum of its digits is 32. It has a total of 5 prime factors and 24 positive divisors. There are 6037760 positive integers (up to 15238940) that are relatively prime to 15238940.

Interesting facts

Basic properties

Name

Name fifteen million two hundred thirty-eight thousand nine hundred forty

Notation

Scientific notation 1.5238940 × 10^7
Engineering notation 1.5238940 × 10^6

Prime Factorization of 15238940

Prime Factorization 2 × 2 × 5 × 107 × 7121

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7619470
Product of the distinct prime numbers

The prime factorization of 15238940 is 2 × 2 × 5 × 107 × 7121. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 6, 46, 94, 916, 813, 2949, 7026, 37894, 49654, 934907, 776392, 7636636, 3049006, 70220605, 52372336, 40397925, 376450998, 96773862, 9414472308

Basic calculations (n = 15238940)

Multiplication

n×y
n×2 30477880
n×3 45716820
n×4 60955760
n×5 76194700

Division

n÷y
n÷2 7619470
n÷3 5079646.6666667
n÷3 3809735
n÷5 3047788

Exponentiation

ny
n2 232225292323600
n3 3.5388672962018E+21
n4 5.3928586394781E+28
n5 8.2181449235489E+35

Nth Root

y√n
2√n 3903.7084932151
3√n 247.92381895269
4√n 62.479664637505
5√n 27.326936764543

Divisors of 15238940

1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 7121, 14242, 28484, 35605, 71210, 142420, 761947, 1523894, 3047788, 3809735, 7619470, 15238940

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 -15238939
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 15238940 can be divided by 24 positive divisors. The sum of these divisors (counting 15238940) is 1, the average is 0.041666666666667.

Base conversion 15238940

Base System Value
2 Binary 111010001000011100011100
3 Ternary 1001200012220012
4 Quaternary 322020130130
5 Quinary 12400121230
6 Senary 1302342352
8 Octal 72103434
10 Decimal 15238940
12 Duodecimal 512a9b8
16 Hexadecimal e8871c
20 Vigesimal 4f4h70
36 Base36 92mfw

Cryptographic Hash Functions

md5 7cdaef2d8c972cb052ece123b6479dbf
sha1 66b2f019f49bfb0c484d9470ebf8316660c16458
sha256 4e294d1e240d8c8a39b35b7b787007b327b4aa91d4b406f4a5961d69281f14d4
sha512 c3e094963eff174a2ff796145e6b88fc5ed1d580e2f82a550faacf605c4886b72398520ac0c732054de45aecf0bcfd18c6da0d50fda0137c07cb057d5bb2bdbd
ripemd-160 3b6c92c6efc82768edbdc583166a36a77e78a60c

15238940 as geometric shapes

Circle

Radius = n
Diameter 30477880
Circumference 95749083.904991
Area 7.2955727234156E+14

Sphere

Radius = n
Volume 1.4823572666369E+22
Surface area 2.9182290893663E+15
Circumference 95749083.904991

Square

Length = n
Perimeter 60955760
Area 232225292323600
Diagonal 21551115.62419

Cube

Length = n
Surface area 1393351753941600
Volume 3.5388672962018E+21
Space diagonal 26394618.333494

Equilateral Triangle

Length = n
Perimeter 45716820
Area 1.0055650127675E+14
Altitude 13197309.166747

Triangular Pyramid

Length = n
Surface area 1.0055650127675E+14
Volume 4.1705951047727E+20
Height 7183705.2080633