15397728 (number)

15397728 is an even 8-digits composite number following 15397727 and preceding 15397729. In scientific notation, it is written as 1.5397728 × 10^7. The sum of its digits is 42. It has a total of 8 prime factors and 48 positive divisors. There are 5081216 positive integers (up to 15397728) that are relatively prime to 15397728.

Interesting facts

Basic properties

Name

Name fifteen million three hundred ninety-seven thousand seven hundred twenty-eight

Notation

Scientific notation 1.5397728 × 10^7
Engineering notation 1.5397728 × 10^6

Prime Factorization of 15397728

Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 107 × 1499

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 962358
Product of the distinct prime numbers

The prime factorization of 15397728 is 2 × 2 × 2 × 2 × 2 × 3 × 107 × 1499. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 15397728)

Multiplication

n×y
n×2 30795456
n×3 46193184
n×4 61590912
n×5 76988640

Division

n÷y
n÷2 7698864
n÷3 5132576
n÷3 3849432
n÷5 3079545.6

Exponentiation

ny
n2 237090027561984
n3 3.6506477559119E+21
n4 5.6211681169342E+28
n5 8.6553217706826E+35

Nth Root

y√n
2√n 3923.9938837873
3√n 248.78195779741
4√n 62.641790234533
5√n 27.383649585038

Divisors of 15397728

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15397727
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15397728 can be divided by 48 positive divisors. The sum of these divisors (counting 15397728) is 1, the average is 0.020833333333333.

Base conversion 15397728

Base System Value
2 Binary 111010101111001101100000
3 Ternary 1001222021201020
4 Quaternary 322233031200
5 Quinary 12420211403
6 Senary 1310005440
8 Octal 72571540
10 Decimal 15397728
12 Duodecimal 51a6880
16 Hexadecimal eaf360
20 Vigesimal 4g4e68
36 Base36 960yo

Cryptographic Hash Functions

md5 10aecf14e488bf92d7a6ab4234c28146
sha1 43909bfafa1e9c25f0a309f9d020e154de79d1a0
sha256 709e3d82285bc4d019cd5da255b30ae6d7ee75d845f91d0b93c9005d6524db81
sha512 d006682e7c5c8cea7b4ac37207c7572a334ba4c976c7c758db505d37e6bc24a0d04502f46c4838fb2bb85494e0868879b0a4eb700a2d7cedbee8bb0df2d4e39b
ripemd-160 82caffa59c6ebf71d1c7f44b56032fc169de300b

15397728 as geometric shapes

Circle

Radius = n
Diameter 30795456
Circumference 96746778.333548
Area 7.4484028882813E+14

Sphere

Radius = n
Volume 1.5291797561089E+22
Surface area 2.9793611553125E+15
Circumference 96746778.333548

Square

Length = n
Perimeter 61590912
Area 237090027561984
Diagonal 21775675.767332

Cube

Length = n
Surface area 1422540165371904
Volume 3.6506477559119E+21
Space diagonal 26669647.217126

Equilateral Triangle

Length = n
Perimeter 46193184
Area 1.0266299342632E+14
Altitude 13334823.608563

Triangular Pyramid

Length = n
Surface area 1.0266299342632E+14
Volume 4.3023296398813E+20
Height 7258558.5891107