Properties of the Number -254541

Two Hundred Fifty-Four Thousand Five Hundred Forty-One

Basics

Value: -254542 → -254541 → -254540

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 7 × 17 × 23 × 31

Divisors: 1, 3, 7, 17, 21, 23, 31, 51, 69, 93

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -111110001001001101

Octal: -761115

Duodecimal: -103379

Hexadecimal: -3e24d

Square: 64791120681

Square Root: 504.5205644966318

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

Hexagonal numbers (A000384) in which parity of digits alternates. A297645

Lowest base with simple divisibility test for n primes; smallest B such that ω(B) + ω(B-1) = n. A69354

Triangular numbers composed of only digits with line segments or both line segments and curves {1, 2, 4, 5, 7}. A247021

Number of length 5 1..(n+1) arrays with every leading partial sum divisible by 2, 3, 5 or 7. A258636

Triangular numbers with property that digits alternate in parity individually as well as in concatenation with previous terms. A68889

Triangular numbers T(i) that can be expressed as the sum of 2 positive triangular numbers, T(j)+T(k), and for which i+j+k is a triangular number, where T is A000217. A343426