Properties of the Number -229503

Two Hundred Twenty-Nine Thousand Five Hundred Three

Basics

Value: -229504 → -229503 → -229502

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 113 × 677

Divisors: 1, 3, 113, 339, 677, 2031, 76501, 229503

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111000000001111111

Octal: -700177

Duodecimal: -B0993

Hexadecimal: -3807f

Square: 52671627009

Square Root: 479.0647137913624

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

Triangular numbers representable as x·y+x+y such that·and y are triangular numbers, x>=y>1. A259746

Triangular numbers representable as x·y+x+y such that·and y are triangular numbers, x>=y>0. A259745

Nonprime numbers n such that φ(n) divides n² - 1, where φ(n) (A000010) is Euler's totient function. A98271

Number of 3 X 3 0..n arrays with row and column sums equal. A202785

Number of n X n 0..14 matrices with all row and column sums equal. A67222

Pseudoquadprimes: p+4 for primes p where p+4 divides p^p+4 + 4 and p+4 is composite. A100875

Concatenation of triangular number k and its 10's complement is prime. A108970