Properties of the Number -150287

One Hundred Fifty Thousand Two Hundred Eighty-Seven

Basics

Value: -150288 → -150287 → -150286

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 150287

Divisors: 1, 150287

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7989 Try Today's Challenge

Representations

Binary: -100100101100001111

Octal: -445417

Duodecimal: -72B7B

Hexadecimal: -24b0f

Square: 22586182369

Square Root: 387.6686729670067

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

Smallest prime factor of composite Mersenne numbers: lpf(2^p-1) where 2^p-1 is composite and p is prime. A136030

Primes such that successive differences are increasing palindromes. A87581

a(n) is the least prime factor (> 3) in the factorization of 2^2·prime(n)-1. A363673

a(n) is the least start of a run of exactly n consecutive prime numbers which are digitally balanced numbers in base 2 (A031443). A337306

Initial prime in the least binary Ormiston n-tuple: n consecutive primes whose binary representations are anagrams of each other. A339081

Square array read by antidiagonals in ascending order T(n,k), n > 1 and k > 0, representing the least prime p that starts a run of exactly k consecutive primes, all having the same sum of digits in base n > 1, or -1 if no such number exists. A375765