Properties of the Number 32857

Thirty-Two Thousand Eight Hundred Fifty-Seven

Basics

Value: 32856 → 32857 → 32858

Parity: odd

Prime: No

Previous Prime: 32843

Next Prime: 32869

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 11 × 29 × 103

Divisors: 1, 11, 29, 103, 319, 1133, 2987, 32857

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000000001011001

Octal: 100131

Duodecimal: 17021

Hexadecimal: 8059

Square: 1079582449

Square Root: 181.2649993793617

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

Expansion of 1/((1-2·x)*(1+x+2·x²)). A89977

Triangle read by rows: T(n,k) is the number of unsensed combinatorial maps with n edges and k vertices, 1 <= k <= n + 1. A380616

a(n) = 1 + ∑_k=0..n-1 k³ * a(k) * a(n-1-k). A385841

a(n) = 24·n² + 1. A158547

In base 3: n sets a new record for the number of Reverse and Add! steps needed to reach a palindrome starting with n. A77406

Centered cubohemioctahedral numbers: a(n) = 2·n³+9·n²+n+1. A274973

In base 3: smallest number that requires n Reverse and Add! steps to reach a palindrome. A77403

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 113", based on the 5-celled von Neumann neighborhood. A270179

Numbers k such that k + 4, k + 6, k + 9, k + 10, and k + 14 are all semiprimes, where 4, 6, 9, 10, 14 are the first 5 semiprimes. A365240

Numbers whose base-10 representation ∑_i=0..m d(i)*10ⁱ, d(m) > 0, has d(m) <= d(m-1) >= d(m-2) <= ... A32857