Properties of the Number 20059

Twenty Thousand Fifty-Nine

Basics

Value: 20058 → 20059 → 20060

Parity: odd

Prime: No

Previous Prime: 20051

Next Prime: 20063

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 13 × 1543

Divisors: 1, 13, 1543, 20059

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 100111001011011

Octal: 47133

Duodecimal: B737

Hexadecimal: 4e5b

Square: 402363481

Square Root: 141.6297991243368

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

Semiprimes in A007504 (the sum of first n primes). A189072

Sum of primes < n². A139562

Records in A111267. A111268

Number of rooted identity trees with n nodes and exactly 8 subtrees from the root. A227812

a(0) = 0; for n>0, a(n) is the index of the last term in A109812 that is <= 2ⁿ - 1. A352205

Number of ways to partition n elements into pie slices of different sizes allowing the pie to be turned over. A32228

Becomes prime or 4 after exactly 9 iterations of f(x) = sum of prime factors of x. A48131

Difference between average of smallest prime greater than n³ and largest prime less than (n+1)³ and n-th pronic [=n(n+1)]. A63036

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 541", based on the 5-celled von Neumann neighborhood. A272807

Indices k where k/A109812(k) reaches a new high point. A352919