28998431 (number)

28998431 is an odd 8-digits composite number following 28998430 and preceding 28998432. In scientific notation, it is written as 2.8998431 × 10^7. The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors. There are 22596120 positive integers (up to 28998431) that are relatively prime to 28998431.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8998431 × 10^7
Engineering notation 2.8998431 × 10^6

Prime Factorization of 28998431

Prime Factorization 7 × 11 × 376603

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28998431
Product of the distinct prime numbers

The prime factorization of 28998431 is 7 × 11 × 376603. Since it has a total of 3 prime factors.

Most popular turbo-numbers

2, 8, 21, 29, 881, 934, 6303, 5693, 14013, 47870, 365097, 792000, 6029477, 4352971, 3749136, 41253287, 8216002, 47183337, 2277313544, 5791137937

Basic calculations (n = 28998431)

Multiplication

n×y
n×2 57996862
n×3 86995293
n×4 115993724
n×5 144992155

Division

n÷y
n÷2 14499215.5
n÷3 9666143.6666667
n÷3 7249607.75
n÷5 5799686.2

Exponentiation

ny
n2 840909000461761
n3 2.4385041627169E+22
n4 7.071279470576E+29
n5 2.0505600980921E+37

Nth Root

y√n
2√n 5385.0191271712
3√n 307.22614170417
4√n 73.382689560762
5√n 31.079562741922

Divisors of 28998431

1, 7, 11, 77, 376603, 2636221, 4142633, 28998431

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28998430
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28998431 can be divided by 8 positive divisors. The sum of these divisors (counting 28998431) is 1, the average is 0.125.

Base conversion 28998431

Base System Value
2 Binary 1101110100111101100011111
3 Ternary 2000120021100222
4 Quaternary 1232213230133
5 Quinary 24410422211
6 Senary 2513311555
8 Octal 156475437
10 Decimal 28998431
12 Duodecimal 98655bb
16 Hexadecimal 1ba7b1f
20 Vigesimal 914g1b
36 Base36 h9jbz

Cryptographic Hash Functions

md5 b78083f4fc0652e81f35fbc4bbc0f87a
sha1 8994c5b4a82a5b4d82eefced3d97ad24d4a99c52
sha256 a391af6cf01a5e270cf842970c992382d97e6fc573ae0a05a8795f75e60cd7f8
sha512 704748f5cf2b58a299c7e2e0d8c5f0e0d80690bb39cc7d85c827681f24b993a023b643cd714c73d4f9b4212db81e4d4f649b376dc6147d282cab17fa1f29df4e
ripemd-160 415a27f7c48e107763eac3ae20400c2782c0965b

28998431 as geometric shapes

Circle

Radius = n
Diameter 57996862
Circumference 182202515.59046
Area 2.6417935381882E+15

Sphere

Radius = n
Volume 1.021438235112E+23
Surface area 1.0567174152753E+16
Circumference 182202515.59046

Square

Length = n
Perimeter 115993724
Area 840909000461761
Diagonal 41009974.40774

Cube

Length = n
Surface area 5045454002770566
Volume 2.4385041627169E+22
Space diagonal 50226755.83178

Equilateral Triangle

Length = n
Perimeter 86995293
Area 3.6412427833543E+14
Altitude 25113377.91589

Triangular Pyramid

Length = n
Surface area 3.6412427833543E+14
Volume 2.8738047156813E+21
Height 13669991.469247