728468428 (number)

728468428 is an even 9-digits composite number following 728468427 and preceding 728468429. In scientific notation, it is written as 7.28468428 × 10^8. The sum of its digits is 49. It has a total of 5 prime factors and 18 positive divisors. There are 342808128 positive integers (up to 728468428) that are relatively prime to 728468428.

Interesting facts

Basic properties

Name

Name seven hundred twenty-eight million four hundred sixty-eight thousand four hundred twenty-eight

Notation

Scientific notation 7.28468428 × 10^8
Engineering notation 7.28468428 × 10^6

Prime Factorization of 728468428

Prime Factorization 2 × 2 × 17 × 17 × 630163

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 21425542
Product of the distinct prime numbers

The prime factorization of 728468428 is 2 × 2 × 17 × 17 × 630163. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 2, 27, 66, 990, 648, 4622, 6075, 60149, 89153, 288055, 30217, 4083855, 5525112, 11307942, 94096575, 402629930, 730720924, 6734549565, 8116776508

Basic calculations (n = 728468428)

Multiplication

n×y
n×2 1456936856
n×3 2185405284
n×4 2913873712
n×5 3642342140

Division

n÷y
n÷2 364234214
n÷3 242822809.33333
n÷3 182117107
n÷5 145693685.6

Exponentiation

ny
n2 530666250592791184
n3 3.8657360936198E+26
n4 2.8160666951821E+35
n5 2.0514156785825E+44

Nth Root

y√n
2√n 26990.154278922
3√n 899.78119289868
4√n 164.28680494465
5√n 59.22187411675

Divisors of 728468428

1, 2, 4, 17, 34, 68, 289, 578, 1156, 630163, 1260326, 2520652, 10712771, 21425542, 42851084, 182117107, 364234214, 728468428

18 divisors

τ Total Divisors 18
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -728468427
Sum of the proper positive divisors of n
A Arithmetic Mean 0.055555555555556
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 18
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 728468428 can be divided by 18 positive divisors. The sum of these divisors (counting 728468428) is 1, the average is 0.055555555555556.

Base conversion 728468428

Base System Value
2 Binary 101011011010111000101111001100
3 Ternary 1212202202000211011
4 Quaternary 223122320233030
5 Quinary 2442441442203
6 Senary 200141335004
8 Octal 5332705714
10 Decimal 728468428
12 Duodecimal 183b67464
16 Hexadecimal 2b6b8bcc
20 Vigesimal b7cib18
36 Base36 c1plu4

Cryptographic Hash Functions

md5 5b5b7b568863a8723c9624583b5a0501
sha1 6ecf6beea5703bac1706336179e3c67498205498
sha256 fe5b75a5eb73084a71f9496640cd73c6ebf3bdbeacf91c315f1602c9ac2c547b
sha512 72e9f5c18540f1732ef2cd3583366f4c02d0d273c978895a160c2e9a4200c6a8a94048080d31cca33cc61d4fa52180bc8630d96da5140b9a5791e4da04e55cbe
ripemd-160 a96f2c9c08135a06de504064eae1b10a139003a0

728468428 as geometric shapes

Circle

Radius = n
Diameter 1456936856
Circumference 4577102123.5538
Area 1.6671371943704E+18

Sphere

Radius = n
Volume 1.6192757483244E+27
Surface area 6.6685487774814E+18
Circumference 4577102123.5538

Square

Length = n
Perimeter 2913873712
Area 530666250592791184
Diagonal 1030209930.6382

Cube

Length = n
Surface area 3183997503556747104
Volume 3.8657360936198E+26
Space diagonal 1261744329.0058

Equilateral Triangle

Length = n
Perimeter 2185405284
Area 2.297852269722E+17
Altitude 630872164.50292

Triangular Pyramid

Length = n
Surface area 2.297852269722E+17
Volume 4.5558136767936E+25
Height 343403310.21274