Properties of the Number -719

Seven Hundred Nineteen

Basics

Value: -720 → -719 → -718

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 719

Divisors: 1, 719

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1011001111

Octal: -1317

Duodecimal: -4BB

Hexadecimal: -2cf

Square: 516961

Square Root: 26.814175355583846

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

Values of n such that L(10) and N(10) are both prime, where L(k) = (n²+n+1)*2^2·k + (2·n+1)*2^k + 1, N(k) = (n²+n+1)*2^k + n. A227448

E.g.f. satisfies A(x) = exp( x/((1-x) * A(x)³) ). A361069

Expansion of e.g.f. exp(x * (1 - x⁴)). A351906

Expansion of e.g.f. exp( 1 - 1/(1-5·x)^1/5 ). A380310

a(n) = 6·n³ - 263·n² + 3469·n - 12841. A218457

a(n) = -2·a(n-1) -2·a(n-2) + a(n-3). a(0) = -1, a(1) = 1, a(2) = 1. A233831

Row sums of Riordan triangle A319203. A321204

Numerator generator for offsets from the quarter points of the Cantor ternary set to the center points of deleted middle thirds: 1 is in the list and if m is in the list -3m-4 and -3m+4 are in the list, which is ordered by absolute value. A355680

E.g.f. satisfies A(x) = exp(x·A(-x⁴)). A367723

a(n) = a(n-2) - (n-3)*a(n-3), with a(0)=0, a(1)=1, a(2)=2. A122044