Properties of the Number -7455

Four Hundred Fifty-Five

Basics

Value: -7456 → -7455 → -7454

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 7 × 71

Divisors: 1, 3, 5, 7, 15, 21, 35, 71, 105, 213

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1110100011111

Octal: -16437

Duodecimal: -4393

Hexadecimal: -1d1f

Square: 55577025

Square Root: 86.34234187233979

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

Moment sequence of tr(A⁶) in USp(6). A138547

Numbers whose sum of divisors is a cube. A20477

Numbers k such that k² divides 16^k-1. A128396

Numbers k for which nontrivial positive magic squares of exactly 8 different orders with magic sum k exist. For a definition of nontrivial positive magic squares, see A125005. A125015

The sum of the elements within a jump in a Sieve of Eratosthenes table. A179545

Triangle read by rows where T(n,k) is the number of separable type set partitions of {1..n} into k blocks. A386635

Number of integer-sided polygons having perimeter n, modulo rotations but not reflections. A293820

Pierce expansion of 2/π. A154956

Three times second hexagonal numbers: 3·n*(2·n+1). A195319

Number of partitions of n such that the number of parts is a part and the number of distinct parts is not a part. A241379