Properties of the Number -15006

Fifteen Thousand Six

Basics

Value: -15007 → -15006 → -15005

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 41 × 61

Divisors: 1, 2, 3, 6, 41, 61, 82, 122, 123, 183

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11101010011110

Octal: -35236

Duodecimal: -8826

Hexadecimal: -3a9e

Square: 225180036

Square Root: 122.49897958758677

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

6 times pentagonal numbers: a(n) = 3·n*(3·n-1). A152743

Smallest number m such that m²+1 is divisible by A002144(n)² (= squares of primes congruent to 1 mod 4). A59321

Numbers which are the sum of their proper divisors containing the digit 5. A59464

a(n) = 25·n² + 25·n + 6. A177059

Product of the n-th run of squarefree numbers. A136742

Golden Triangle sums: a(n)=a(n-2)+A001654(n) with a(0)=0 and a(1)=1. A180665

Consider a number x > 1. Take the sum of its digits. Repeat the process deleting the first addendum and adding the previous sum. The sequence lists the numbers that after some iterations reach the Euler totient function of x. A269310

Sum of the third largest parts of the partitions of n into 5 parts. A308825

a(n) = (7·n + 3)*(7·n + 4). A177071

Squarefree oblong numbers. A229882