Properties of the Number -2021501

Twenty-One Thousand Five Hundred One

Basics

Value: -2021502 → -2021501 → -2021500

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2021501

Divisors: 1, 2021501

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111101101100001111101

Octal: -7554175

Duodecimal: -815A25

Hexadecimal: -1ed87d

Square: 4086466293001

Square Root: 1421.7949922545092

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(0)=0, a(1)=1, a(n) = smallest prime >= a(n-1) + a(n-2). A55498

a(0)=0, a(1)=1, a(n) = smallest prime > a(n-1)+a(n-2). A55499

Apart from initial 0, same as A055498. A73021

Each term is the smallest prime > the sum of the previous 2 terms. A73022