28931406 (number)

28931406 is an even 8-digits composite number following 28931405 and preceding 28931407. In scientific notation, it is written as 2.8931406 × 10^7. The sum of its digits is 33. It has a total of 5 prime factors and 32 positive divisors. There are 8234400 positive integers (up to 28931406) that are relatively prime to 28931406.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred thirty-one thousand four hundred six

Notation

Scientific notation 2.8931406 × 10^7
Engineering notation 2.8931406 × 10^6

Prime Factorization of 28931406

Prime Factorization 2 × 7 × 3 × 293 × 2351

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 28931406
Product of the distinct prime numbers

The prime factorization of 28931406 is 2 × 7 × 3 × 293 × 2351. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 10, 12, 66, 914, 799, 6414, 95, 67168, 2844, 299024, 635848, 7217221, 4650621, 11859295, 98883992, 893790222, 725191613, 8930845810, 2838254523

Basic calculations (n = 28931406)

Multiplication

n×y
n×2 57862812
n×3 86794218
n×4 115725624
n×5 144657030

Division

n÷y
n÷2 14465703
n÷3 9643802
n÷3 7232851.5
n÷5 5786281.2

Exponentiation

ny
n2 837026253136836
n3 2.4216346362161E+22
n4 7.0061294844029E+29
n5 2.0269717660183E+37

Nth Root

y√n
2√n 5378.7922436175
3√n 306.98925857299
4√n 73.34024981971
5√n 31.065182403419

Divisors of 28931406

1, 2, 3, 6, 7, 14, 21, 42, 293, 586, 879, 1758, 2051, 2351, 4102, 4702, 6153, 7053, 12306, 14106, 16457, 32914, 49371, 98742, 688843, 1377686, 2066529, 4133058, 4821901, 9643802, 14465703, 28931406

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28931405
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28931406 can be divided by 32 positive divisors. The sum of these divisors (counting 28931406) is 1, the average is 0.03125.

Base conversion 28931406

Base System Value
2 Binary 1101110010111010101001110
3 Ternary 2000102212102120
4 Quaternary 1232113111032
5 Quinary 24401301111
6 Senary 2512033410
8 Octal 156272516
10 Decimal 28931406
12 Duodecimal 9832866
16 Hexadecimal 1b9754e
20 Vigesimal 90g8a6
36 Base36 h83m6

Cryptographic Hash Functions

md5 a1a14881148ba3b17a4b6dcd265c6052
sha1 16c3785043af37bbf49c4041957ff29080387f07
sha256 8b68c23e772de8c41a86b8f2045fea70555936568a21a4f5f4a774eba0ac87ef
sha512 7c9601d6dcea0f8c3faa8ddc6496e3e8154f4625e5a6dc8f2119d427562c710898b7110749778c644d93cd5fefaad69ff98a3bd575bb57e2e867b9124d27d700
ripemd-160 37681b26a68d359ec9e67af17db43145fa6ff5c2

28931406 as geometric shapes

Circle

Radius = n
Diameter 57862812
Circumference 181781385.09525
Area 2.6295955277165E+15

Sphere

Radius = n
Volume 1.0143719443753E+23
Surface area 1.0518382110866E+16
Circumference 181781385.09525

Square

Length = n
Perimeter 115725624
Area 837026253136836
Diagonal 40915186.743722

Cube

Length = n
Surface area 5022157518821016
Volume 2.4216346362161E+22
Space diagonal 50110665.126403

Equilateral Triangle

Length = n
Perimeter 86794218
Area 3.624429994255E+14
Altitude 25055332.563202

Triangular Pyramid

Length = n
Surface area 3.624429994255E+14
Volume 2.853923788041E+21
Height 13638395.581241