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Properties of the Number -7506

Five Hundred Six

Basics

Value: -7507 → -7506 → -7505

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 3 × 139

Divisors: 1, 2, 3, 6, 9, 18, 27, 54, 139, 278

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1110101010010

Octal: -16522

Duodecimal: -4416

Hexadecimal: -1d52

Square: 56340036

Square Root: 86.6371744691619

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

Number of unimodal functions [1..n]->[0..2]. A223718
Number of ways to write n as an ordered sum of 9 squares of positive integers. A340946
Convolution triangle based on A001333(n), n >= 1. A54458
Sums of three consecutive pentagonal numbers. A129863
Number of partitions of n containing m(3) as a part, where m denotes multiplicity. A240488
a(n) = n * ∑d∣n binomial(d+3,4)/d. A343545
Numbers m such that N = (am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,55. A65696
Values of m such that N = (am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,65. A65700
Pentagonal triangle. A177708
Triangle read by rows: number of meanders filling out an n X k grid. A200893