Properties of the Number -49901

Forty-Nine Thousand Nine Hundred One

Basics

Value: -49902 → -49901 → -49900

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 139 × 359

Divisors: 1, 139, 359, 49901

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1100001011101101

Octal: -141355

Duodecimal: -24A65

Hexadecimal: -c2ed

Square: 2490109801

Square Root: 223.3853173330781

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

Numbers k such that 2^k == 18 (mod k). A128126

Numbers·such that σ(x)-x divides x-1, other than prime powers. A59047

Semiprimes p·q with p < q and 2^p (mod q) == 2^q (mod p). A179839

Numbers n such that there are a, b with abs(σ(a) - σ(b)) = σ(n) - n and a U b = n, where U is decimal concatenation. A239563

Composite numbers which contain their sum of aliquot parts as a substring. A225417

a(0) = 1; a(n) = half of the a(n-1)-th even nontotient number. A71598

Partial sums of A006058. A176527

Numbers·such that x = concatenate(a, b) and φ(a) + φ(b) = σ(x) - x. A254624