Properties of the Number -23377

Twenty-Three Thousand Three Hundred Seventy-Seven

Basics

Value: -23378 → -23377 → -23376

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 97 × 241

Divisors: 1, 97, 241, 23377

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: Yes

Tetrahedral: No

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Representations

Binary: -101101101010001

Octal: -55521

Duodecimal: -11641

Hexadecimal: -5b51

Square: 546484129

Square Root: 152.8953890737062

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

Fermat pseudoprimes to base 2, also called Sarrus numbers or Poulet numbers. A1567

Super-Poulet numbers: Poulet numbers whose divisors d all satisfy d∣2^d-2. A50217

Fermat pseudoprimes to base 2 with two prime factors. A214305

Sarrus numbers A001567 that are not Carmichael numbers A002997. A153508

a(n) is the smallest nonnegative number whose American English name has the letter "n" in the n-th position. A164791

Composite integers k such that 2^k == 2 (mod k*(k+1)). A217465

Strong pseudoprimes to base 11. A20237

a(n) = ∑_k=0..n (-1)^n-k * binomial(3·k+1,k). A390541

Pseudoprimes to base 11. A20139

Composite numbers k which divide A001045(k-1). A66488