Properties of the Number -215265

Two Hundred Fifteen Thousand Two Hundred Sixty-Five

Basics

Value: -215266 → -215265 → -215264

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 113 × 127

Divisors: 1, 3, 5, 15, 113, 127, 339, 381, 565, 635

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -110100100011100001

Octal: -644341

Duodecimal: -A46A9

Hexadecimal: -348e1

Square: 46339020225

Square Root: 463.9665936250152

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

Consecutive states of the linear congruential pseudo-random number generator (1861·s + 49297) mod 233280 when started at s=1. A385360

Fermat pseudoprimes to base 2 divisible by 5. A216023

Pseudoprimes divisible by a smaller pseudoprime. A215150

Base-2 Fermat pseudoprimes k such that (k-1)/ord(2, k) > (m-1)/ord(2, m) for all base-2 Fermat pseudoprimes m < k, where ord(2, k) is the multiplicative order of 2 modulo k. A367319

Pseudoquadprimes: p+4 for primes p where p+4 divides p^p+4 + 4 and p+4 is composite. A100875

Pseudoprimes (base-2) equal to product of 4 primes not necessarily distinct. A112441

Fermat pseudoprimes to base 2 divisible by 15. A216364