Properties of the Number 27458

Twenty-Seven Thousand Four Hundred Fifty-Eight

Basics

Value: 27457 → 27458 → 27459

Parity: even

Prime: No

Previous Prime: 27457

Next Prime: 27479

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 13729

Divisors: 1, 2, 13729, 27458

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110101101000010

Octal: 65502

Duodecimal: 13A82

Hexadecimal: 6b42

Square: 753941764

Square Root: 165.7045563646335

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 whose least quadratic nonresidue (A020649) is 17. A25026

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays colored with the maximum plus the minimum minus the lower median of every 2X2 subblock. A236505

Numerators of continued fraction convergents to fifth root of 5. A2364

Number of numbers below 10ⁿ with nonzero multiplicative digital root 2. A51822

Number of (n+1)X(1+1) 0..3 arrays colored with the maximum plus the minimum minus the lower median of every 2X2 subblock. A236501

Number of (n+1)X(3+1) 0..3 arrays colored with the maximum plus the minimum minus the lower median of every 2X2 subblock. A236503

Least number m such that there exist exactly n pairs of numbers (a,b), 0 < a < b < m, such that a+b, a+m, and b+m are all squares. A246766

Index of the first superabundant number k having abundance >= n. A240074

Third column of A027446. A27458