Properties of the Number 20033

Twenty Thousand Thirty-Three

Basics

Value: 20032 → 20033 → 20034

Parity: odd

Prime: No

Previous Prime: 20029

Next Prime: 20047

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 13 × 23 × 67

Divisors: 1, 13, 23, 67, 299, 871, 1541, 20033

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 100111001000001

Octal: 47101

Duodecimal: B715

Hexadecimal: 4e41

Square: 401321089

Square Root: 141.53798076841423

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 compositions of n where each part after the first is either twice or half the prior part. A342331

a(n) = ∑_k=1..n k*φ(k). A11755

Number of partitions of n such that (maximal multiplicity of parts) > (multiplicity of the maximal part). A240302

Number of integer partitions of n of length > 2 whose second differences have median 0. A360682

Maximally idempotent integers with three or more factors. A306812

a(n) = A077698(n+1)/A077698(n). A77699

If p(k) is the k-th prime, then the n-th set of 3 consecutive cousin prime pairs starts at p(a(n)). A95970

If p(k) is the k-th prime, then the n-th set of 4 consecutive cousin prime pairs starts at p(a(n)). A95971

a(n) = (1/6)*(n+1)*(10·n² + 17·n + 12). A102296

A027642(6·n+6)/(sequence of period 2:repeat 42,210). A216639