Properties of the Number -140228

One Hundred Forty Thousand Two Hundred Twenty-Eight

Basics

Value: -140229 → -140228 → -140227

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 11 × 3187

Divisors: 1, 2, 4, 11, 22, 44, 3187, 6374, 12748, 35057

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100010001111000100

Octal: -421704

Duodecimal: -69198

Hexadecimal: -223c4

Square: 19663891984

Square Root: 374.4702925466852

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

Nonprime numbers k such that k | sigma₃(k) + φ(k)³. A55970

Number of involution pairs of graceful Prüfer codes on n vertices with both codes in the first half of the lexicographic order. A393155

[ (4th elementary symmetric function of P(n))/(2nd elementary symmetric function of P(n)) ], where P(n) = {1, p(1), p(2), ..., p(n-1)}, where p(0) = 1. A24535