Properties of the Number 7495

Seven Thousand Four Hundred Ninety-Five

Basics

Value: 7494 → 7495 → 7496

Parity: odd

Prime: No

Previous Prime: 7489

Next Prime: 7499

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 × 1499

Divisors: 1, 5, 1499, 7495

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110101000111

Octal: 16507

Duodecimal: 4407

Hexadecimal: 1d47

Square: 56175025

Square Root: 86.57366805212772

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

Numbers n such that n!! + 2 is prime. A76185

T(n,k)=Number of (n+2)X(k+2) 0..4 arrays with every consecutive three elements in every row and diagonal having exactly two distinct values, and in every column and antidiagonal not having exactly two distinct values, and new values 0 upwards introduced in row major order. A252961

T(n,k)=Number of nXk 0..3 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of the elements above it or zero plus the sum of the elements diagonally to its northwest or one plus the sum of the elements antidiagonally to its northeast, modulo 4. A241435

Numbers k that are the products of two distinct primes such that 2·k-1, 4·k-3, 8·k-7 and 16·k-15 are also products of two distinct primes. A177213

Composite squarefree numbers n such that p + τ(n) divides n - φ(n), where p are the prime factors of n, τ(n) = A000005(n) and φ(n) = A000010(n). A229324

Number of surviving Collatz residues mod 2ⁿ. A76227

Numbers k that are the products of two distinct primes such that 2·k-1, 4·k-3, 8·k-7, 16·k-15 and 32·k-31 are also products of two distinct primes. A177214

Sum of the second largest parts in the partitions of n into 6 squarefree parts. A308910

Numbers that are the sum of ten fourth powers in exactly seven ways. A345859

Number of integer partitions of n with all equal lengths of maximal runs of consecutive parts decreasing by 1 but not by 0. A384904