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Properties of the Number 2321

Two Thousand Three Hundred Twenty-One

Basics

Value: 2320 → 2321 → 2322

Parity: odd

Prime: No

Previous Prime: 2311

Next Prime: 2333

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 11 × 211

Divisors: 1, 11, 211, 2321

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 100100010001

Octal: 4421

Duodecimal: 1415

Hexadecimal: 911

Square: 5387041

Square Root: 48.176757881783615

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

Numbers k such that 2k - 3 is prime. A50414
Numbers that are the sum of 11 positive 6th powers. A3367
Numbers that are the sum of 8 positive 7th powers. A3375
Number of partitions of n without three consecutive parts in arithmetic progression. A238424
Composite numbers k such that the digits of the prime factors of k are either 1 or 2. A36302
E.g.f. satisfies: A(x) = exp( x/(1 - x·A(x)) ). A161630
Numbers k such that 3k + 10 is prime. A217137
Rectangular table, read by antidiagonals, such that the g.f. of row n, Rn(y), satisfies: Rn(y) = [ ∑k>=0 yk * Rn·k(y) ]n for n>=0, with R0(y)=1. A124550
Partial sums of the large Schroeder numbers (A006318). A86616
Row 1 of tables A124550 and A124560; also equals the antidiagonal sums of table A124550. A124551