Properties of the Number -59685

Fifty-Nine Thousand Six Hundred Eighty-Five

Basics

Value: -59686 → -59685 → -59684

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 23 × 173

Divisors: 1, 3, 5, 15, 23, 69, 115, 173, 345, 519

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -1110100100100101

Octal: -164445

Duodecimal: -2A659

Hexadecimal: -e925

Square: 3562299225

Square Root: 244.30513707247337

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

Terms of A324315 (squarefree integers m > 1 such that if prime p divides m, then the sum of the base p digits of m is at least p) that are also hexagonal numbers (A000384) with index equal to their largest prime factor. A324319

Numbers k such that 7^k == -1 (mod k-1). A55690

Terms of A073872 that do not change their position in the rearrangement; i.e., values of A073872(n) which equal n(n+1)/2. A73873

0-sequence of reduction of hexagonal numbers sequence by x² -> x+1. A192143

Largest n-digit triangular number beginning with n. A77507

Triangular numbers whose sum of squared digits is also triangular. A94890

G.f.: x = ∑_n>=1 a(n-1) * xⁿ / ∏_k=1..n (1 + n·k*x). A275763

Hexagonal numbers that are products of exactly four distinct primes. A381920