Properties of the Number -233280

Two Hundred Thirty-Three Thousand Two Hundred Eighty

Basics

Value: -233281 → -233280 → -233279

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ⁶ × 3 ⁶ × 5

Divisors: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -111000111101000000

Octal: -707500

Duodecimal: -B3000

Hexadecimal: -38f40

Square: 54419558400

Square Root: 482.99068313995457

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: Yes

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

a(n) = (n+1)*(9-9·n+5·n²-n³). A157371

a(n) = 6ⁿ - n⁷. A24069

a(n) = ∏_i=0..6 floor((n+i)/7). A9641

Expansion of (1-x)/(1-6·x). A52934

a(n) = 5·n*6^n-1. A212700

a(n) = 5·n³. A244725

Numbers of form 5ⁱ*6^j, with i, j >= 0. A25622

Arithmetic derivative of nⁿ. A68327

Numbers m for which ∑_i=1..k (1+1/p_i) + ∏_i=1..k (1+1/p_i) is an integer, where p_i are the k prime factors of m (with multiplicity). A199767

Leading least prime signatures: a(n) is in A025487 but a(n)/2 is not. A56153