Properties of the Number -61716

Sixty-One Thousand Seven Hundred Sixteen

Basics

Value: -61717 → -61716 → -61715

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: Yes

Factorization: 2 ² × 3 × 37 × 139

Divisors: 1, 2, 3, 4, 6, 12, 37, 74, 111, 139

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -1111000100010100

Octal: -170424

Duodecimal: -2B870

Hexadecimal: -f114

Square: 3808864656

Square Root: 248.42705166708396

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

a(n) = (n+2)*2^2·n-1 - (n/2)*binomial(2·n,n). A3583

a(n) is the smallest palindrome > a(n-1) such that a(1)+a(2)+...+a(n) is a prime. A51934

a(n) is the n-digit denominator of the fraction h/k with h and k coprime palindrome positive integers at which abs(h/k-e) is minimal. A368619

Base-10 palindromes that start with 6. A43041

Palindromes whose product of digits are palindromes with at least two digits. A309787

Start with a 2 X n array of squares, join every vertex on top edge to every vertex on bottom edge; a(n) = one-half the number of cells. A355902