Properties of the Number -77841

Seventy-Seven Thousand Eight Hundred Forty-One

Basics

Value: -77842 → -77841 → -77840

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ⁴ × 31 ²

Divisors: 1, 3, 9, 27, 31, 81, 93, 279, 837, 961

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10011000000010001

Octal: -230021

Duodecimal: -39069

Hexadecimal: -13011

Square: 6059221281

Square Root: 279

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

Triangle read by rows: T(n, k) is the coefficient of x^k in the polynomial 1 - T_n(x)², where T_n(x) is the n-th Hermite polynomial of the Hochstadt kind (A137286) as related to the generalized Chebyshev in a Shabat way (A123583): p(x,n)=x·p(x,n-1)-p(x,n-2); q(x,n)=1-p(x,n)². A136667

Number of inequivalent ways to color vertices of a regular tetrahedron using <= n colors. A6008

Numbers with prime factorization p²*q⁴. A189988

a(n) = (11·n + 4)². A17438

Squares which are palindromes in base 11. A29997

Squares with initial digit '7'. A45791

Discriminants of cyclic cubic fields. A343000

Numbers whose base-3 representation is a square when read in base 10. A267763

Discriminants with exactly 2 associated cyclic cubic fields. A343002

Discriminants with at least 2 associated cyclic cubic fields. A343024