28682738 (number)

28682738 is an even 8-digits composite number following 28682737 and preceding 28682739. In scientific notation, it is written as 2.8682738 × 10^7. The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors. There are 12269880 positive integers (up to 28682738) that are relatively prime to 28682738.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8682738 × 10^7
Engineering notation 2.8682738 × 10^6

Prime Factorization of 28682738

Prime Factorization 2 × 49 × 541 × 541

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 53018
Product of the distinct prime numbers

The prime factorization of 28682738 is 2 × 49 × 541 × 541. Since it has a total of 4 prime factors.

Most popular turbo-numbers

8, 6, 67, 4, 922, 166, 6874, 4972, 96571, 20164, 416168, 636845, 6290990, 5874624, 19043193, 18033587, 657470510, 165638875, 1650466452, 1452031870

Basic calculations (n = 28682738)

Multiplication

n×y
n×2 57365476
n×3 86048214
n×4 114730952
n×5 143413690

Division

n÷y
n÷2 14341369
n÷3 9560912.6666667
n÷3 7170684.5
n÷5 5736547.6

Exponentiation

ny
n2 822699459176644
n3 2.3597273040305E+22
n4 6.7683440012954E+29
n5 1.9413463768303E+37

Nth Root

y√n
2√n 5355.6267607069
3√n 306.10719328243
4√n 73.182147827916
5√n 31.011596254795

Divisors of 28682738

1, 2, 49, 98, 541, 1082, 26509, 53018, 292681, 585362, 14341369, 28682738

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28682737
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28682738 can be divided by 12 positive divisors. The sum of these divisors (counting 28682738) is 1, the average is 0.083333333333333.

Base conversion 28682738

Base System Value
2 Binary 1101101011010100111110010
3 Ternary 1222222020022122
4 Quaternary 1231122213302
5 Quinary 24320321423
6 Senary 2502434242
8 Octal 155324762
10 Decimal 28682738
12 Duodecimal 9732982
16 Hexadecimal 1b5a9f2
20 Vigesimal 8j56gi
36 Base36 h2rqq

Cryptographic Hash Functions

md5 5fb4e68ce27c9f21e41539aae782d2d1
sha1 d567a2be662e4e04a6ff1d58bff22228eb6e782a
sha256 d322cb9c3b3a8777717cb7f3ff0772ac0d5abf2826407151f6774ccf0537f691
sha512 4bbc7cb60baaa05c9e443140a9ab20a6251c87aeb250f6de47a922f159403316ae965451b111cd538ff57652aa94320c60afab15d4c306d1803f40798dc8c232
ripemd-160 15aaf276067f901fe398cd1824edddf5c3c360c2

28682738 as geometric shapes

Circle

Radius = n
Diameter 57365476
Circumference 180218957.97128
Area 2.5845865770616E+15

Sphere

Radius = n
Volume 9.8844026170901E+22
Surface area 1.0338346308247E+16
Circumference 180218957.97128

Square

Length = n
Perimeter 114730952
Area 822699459176644
Diagonal 40563517.085594

Cube

Length = n
Surface area 4936196755059864
Volume 2.3597273040305E+22
Space diagonal 49679959.516187

Equilateral Triangle

Length = n
Perimeter 86048214
Area 3.5623931566335E+14
Altitude 24839979.758093

Triangular Pyramid

Length = n
Surface area 3.5623931566335E+14
Volume 2.7809652973851E+21
Height 13521172.361865