Properties of the Number -392941

Three Hundred Ninety-Two Thousand Nine Hundred Forty-One

Basics

Value: -392942 → -392941 → -392940

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 443 × 887

Divisors: 1, 443, 887, 392941

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1011111111011101101

Octal: -1377355

Duodecimal: -16B491

Hexadecimal: -5feed

Square: 154402629481

Square Root: 626.8500618170185

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

Product p·q of two primes with q = 2·p + 1. A156592

Triangular numbers which are sums of three consecutive primes. A167788

Squarefree numbers (from A005117) with prime divisors in a 2p+1 progression. A231966

Lexicographically earliest sequence of pairwise coprime triangular numbers. A34792

Triangular numbers that are also brilliant (A078972). A113940

Numbers n such that A229964(n) = 1. A229965

Numbers k with the property that the symmetric representation of σ(k) has four parts, each of width one and two regions meet at the center of the Dyck path. A264104

Semiprimes of form p·q with p < q, such that 2^p - 1 == 0 (mod q). A179768

Triangular numbers that are the product of two distinct prime numbers of the form 4·k + 3. A365849

Triangular numbers that are emirpimes. A375385