Properties of the Number -201599

Two Hundred One Thousand Five Hundred Ninety-Nine

Basics

Value: -201600 → -201599 → -201598

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 201599

Divisors: 1, 201599

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110001001101111111

Octal: -611577

Duodecimal: -987BB

Hexadecimal: -3137f

Square: 40642156801

Square Root: 448.9977728229841

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

Primes of form p² - 2, where p is prime. A49002

Smallest number requiring n terms to be expressed as a sum of factorials. A200748

a(n) = 5·n! - 1. A173317

Primes of the form 14 n²-1. A143832

Smallest prime of the form k·n! - 1. A84730

Frobenius number of the numerical semigroup generated by consecutive centered square numbers. A69760

Primes of the form p^q - q, where p and q are primes. A182474

Smaller of Fermi-Dirac twin primes (A229064) which are not the smaller of twin primes (A001359). A229500

Numbers k such that τ(k) and τ(k+2) are both prime, where τ is the number of divisors function (the lesser of twin prime pairs are excluded). A343495

Primes of the form p^q - 2, where p and q are primes. A389431