Properties of the Number -335790

Three Hundred Thirty-Five Thousand Seven Hundred Ninety

Basics

Value: -335791 → -335790 → -335789

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 5 × 7 × 13 × 41

Divisors: 1, 2, 3, 5, 6, 7, 9, 10, 13, 14

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1010001111110101110

Octal: -1217656

Duodecimal: -1423A6

Hexadecimal: -51fae

Square: 112754924100

Square Root: 579.4738993259317

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) = ∑_k=1..n (-k)^floor(n/k - 1). A345037

Tritriangular numbers: a(n) = binomial(binomial(n,2),2) = n*(n+1)*(n-1)*(n-2)/8. A50534

Triangular numbers that are sandwiched between two semiprimes; or triangular numbers t such that t-1 and t+1 are both semiprime. A121898

Consider 2n tennis players; a(n) is the number of matches needed to let every possible pair play each other. A62346

Triangular numbers with square pyramidal indices. A76767

Triangular array read by rows. T(n,k) is the number of partial functions on [n] with index k, n=0 implies k=1, otherwise n >= 1, 1 <= k <= n. A341093

Triangular numbers that are sandwiched between two squarefree semiprimes. A375384