Properties of the Number -24090

Twenty-Four Thousand Ninety

Basics

Value: -24091 → -24090 → -24089

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 5 × 11 × 73

Divisors: 1, 2, 3, 5, 6, 10, 11, 15, 22, 30

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -101111000011010

Octal: -57032

Duodecimal: -11B36

Hexadecimal: -5e1a

Square: 580328100

Square Root: 155.20953578952552

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

a(n) is the smallest nonnegative integer such that a(n)! contains a string of exactly n consecutive 9's. A254717

Triangle read by rows: T(n,k) is the number of rooted toroidal maps with n edges and k faces and without isthmuses, n >= 2, k = 1..n-1. A343092

a(n) = ∑_{k=0..floor(n/2)} binomial(n,k) * binomial(2·k,n-2·k). A387288

The first of two consecutive triangular numbers the sum of which is equal to the sum of two consecutive prime numbers. A298462

a(n) = n*(n² - 1)*(n + 2)*(n² + 4·n + 6)/72. A54563

Triangular numbers with sum of digits = 15. A68130

Semiperimeter of the unique primitive Pythagorean triple whose inradius is the n-th prime and whose short leg is an odd number. A382070

Number of rooted toroidal maps with 2 faces, n vertices and no isthmuses. A6469

Number of 5 X 5 pandiagonal magic squares with sum n. A70212

Hexagonal numbers for which both the sum of the digits and the product of the digits are also hexagonal numbers. A117064