Properties of the Number -139490

One Hundred Thirty-Nine Thousand Four Hundred Ninety

Basics

Value: -139491 → -139490 → -139489

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 5 × 13 × 29 × 37

Divisors: 1, 2, 5, 10, 13, 26, 29, 37, 58, 65

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100010000011100010

Octal: -420342

Duodecimal: -68882

Hexadecimal: -220e2

Square: 19457460100

Square Root: 373.48360071092816

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

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 1, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero. A316209

a(n) = n*(1+n²)*((2+n²)²-n²)/16. A94311

Numbers which are the sum of two squared primes in exactly four ways (ignoring order). A226599

Number of nX4 0..1 arrays with every element unequal to 0, 1, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero. A316205

Number of n X 7 0..1 arrays with every element unequal to 0, 1, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero. A316208