Properties of the Number -232221

Two Hundred Thirty-Two Thousand Two Hundred Twenty-One

Basics

Value: -232222 → -232221 → -232220

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 11 × 31 × 227

Divisors: 1, 3, 11, 31, 33, 93, 227, 341, 681, 1023

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -111000101100011101

Octal: -705435

Duodecimal: -B2479

Hexadecimal: -38b1d

Square: 53926592841

Square Root: 481.8931416818463

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

Summarize the previous term! (in decreasing order). A7890

Numbers whose decimal expansion is a concatenation of 3 consecutive decreasing numbers. A127424

Triangular numbers in which neighboring digits differ at most by 1. Allowed neighbors of 9 are 0, 8 and 9. A68149

Triangular numbers composed of digits {1,2,3}. A119097

a(n) = Jac(n)*(2Jac(n)-1), where Jac(n) = A001045(n). A95129

List of molecules in Hintze-Adami artificial chemistry (see comments for definition). A101145