Properties of the Number 2030

Two Thousand Thirty

Basics

Value: 2029 → 2030 → 2031

Parity: even

Prime: No

Previous Prime: 2029

Next Prime: 2039

Digit Sum: 5

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 × 7 × 29

Divisors: 1, 2, 5, 7, 10, 14, 29, 35, 58, 70

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11111101110

Octal: 3756

Duodecimal: 1212

Hexadecimal: 7ee

Square: 4120900

Square Root: 45.05552130427524

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Number of binary partitions: number of partitions of 2n into powers of 2. A123

a(n) = n*(n+1)*(2·n+1)/3. A6331

Expansion of (1+x²)/((1-x)²*(1-x²)²). A5993

Number of compositions of n into positive triangular numbers. A23361

Numbers whose sum of digits is 5. A52219

5 times triangular numbers: a(n) = 5·n*(n+1)/2. A28895

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of ∏_j>=1 1/(1 - j·x^j)^k. A297328

'Eban' numbers (the letter 'e' is banned!). A6933

a(1)=1, for n>1, a(n) is the least number > a(n-1) such that the Hamming distance D(a(n-1), a(n)) = 2. A206853

Number T(n,k) of equivalence classes of ways of placing k 3 X 3 tiles in an n X 7 rectangle under all symmetry operations of the rectangle; irregular triangle T(n,k), n>=3, 0<=k<=2·floor(n/3), read by rows. A238556