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Properties of the Number 33221

Thirty-Three Thousand Two Hundred Twenty-One

Basics

Value: 33220 → 33221 → 33222

Parity: odd

Prime: No

Previous Prime: 33211

Next Prime: 33223

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 139 × 239

Divisors: 1, 139, 239, 33221

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1000000111000101

Octal: 100705

Duodecimal: 17285

Hexadecimal: 81c5

Square: 1103634841

Square Root: 182.26628870967883

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

Sum of next n composite numbers. A72475
a(n) is the least nonnegative number whose digits do not appear in order (not necessarily consecutively) in the concatenation of all previous terms. A308540
Numbers k such that 2k + 3k-1 is prime. A82400
Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 531", based on the 5-celled von Neumann neighborhood. A272752
Digit reversal of A096299(n). A96104
Number of walks within N3 (the first octant of Z3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 0, 0), (0, -1, 1), (1, 1, -1), (1, 1, 0)}. A149201
a(n) is the number of partitions of n into at most 3 parts; also partitions of n+3 in which the greatest part is 3; also number of unlabeled multigraphs with 3 nodes and n edges. A1399
Number of integer partitions of n whose product is a perfect power. A320322
Number of integer partitions of n into parts that are alternately equal and unequal. A351005
Number of integer partitions of n whose first differences (assuming the last part is zero) are not unimodal. A332284