Properties of the Number -68376

Sixty-Eight Thousand Three Hundred Seventy-Six

Basics

Value: -68377 → -68376 → -68375

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 ³ × 3 × 7 × 11 × 37

Divisors: 1, 2, 3, 4, 6, 7, 8, 11, 12, 14

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

375 Try Today's Challenge

Representations

Binary: -10000101100011000

Octal: -205430

Duodecimal: -336A0

Hexadecimal: -10b18

Square: 4675277376

Square Root: 261.4880494401226

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

Number of ways of writing n as a sum of 7 squares. A8451

Define an array by d(m, 0) = 1, d(m, 1) = m; d(m, k) = (m - k + 1) d(m+1, k-1) - (k-1) (m+1) d(m+2, k-2). Sequence gives d(n,3). A126935

a(n) = (8·n + 18)*Pochhammer(n, 6) / 6!. A293614

Numbers k such that the sum of the proper divisors of k that have the same binary weight as k is larger than k, and no subset of these divisors sums to k. A381071

Even numbers k such that the central binomial coefficient A000984(k, k/2) is divisible by k². A80395

A000012·A122890. A135722

a(n) = a(n-2) + 2·a(n-4) - a(n-10), with a[0..9] = [1, 1, 1, 1, 1, 2, 3, 5, 6, 9]. A366143