Properties of the Number -245384

Two Hundred Forty-Five Thousand Three Hundred Eighty-Four

Basics

Value: -245385 → -245384 → -245383

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 37 × 829

Divisors: 1, 2, 4, 8, 37, 74, 148, 296, 829, 1658

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

375 Try Today's Challenge

Representations

Binary: -111011111010001000

Octal: -737210

Duodecimal: -BA008

Hexadecimal: -3be88

Square: 60213307456

Square Root: 495.3624935337757

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

Number of 3-element proper antichains (i.e., antichains such that every two members have nonempty intersection) on an unlabeled n-element set. A56782

A symmetrical triangle sequence:q=2;c(n,q)=Product[1 - qⁱ, {i, 1, n}];t(n,m,q)=-Eulerian[n + 1, m] + 2·c(n, q)/(c(m, q)*c(n - m, q)). A176427