Properties of the Number -14878

Fourteen Thousand Eight Hundred Seventy-Eight

Basics

Value: -14879 → -14878 → -14877

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 43 × 173

Divisors: 1, 2, 43, 86, 173, 346, 7439, 14878

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11101000011110

Octal: -35036

Duodecimal: -873A

Hexadecimal: -3a1e

Square: 221354884

Square Root: 121.97540735738495

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) = p*(p-1)/2 for p = prime(n). A8837

a(n) = 2·n*(4·n + 1). A33585

Primitive numbers in A229307. A229311

Primitive numbers in A229306. A229310

Triangular numbers that are products of three distinct primes. A128896

Triangular numbers T such that T+1 is a prime. A129545

Strings of 5 digits from 1...9, such that no formula using the single digits in the given order exists that evaluates to 0. A288355

a(n) = number of subsets of {1, 2, ..., n} that represent the first k divisors of m for some positive integers m and 1 <= k <= A000005(m). A378314

Triangular numbers T(k) that have the same number of divisors as their successors T(k+1). A319035

Records in A071961, divided by 2. A372933