Properties of the Number 18454

Eighteen Thousand Four Hundred Fifty-Four

Basics

Value: 18453 → 18454 → 18455

Parity: even

Prime: No

Previous Prime: 18451

Next Prime: 18457

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 9227

Divisors: 1, 2, 9227, 18454

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100100000010110

Octal: 44026

Duodecimal: A81A

Hexadecimal: 4816

Square: 340550116

Square Root: 135.8455004775646

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

T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 1 2 or 5. A252605

Expansion of ∏_k>=0 (1-x^4·k+3)^4·k+3. A285213

Denominators of continued fraction convergents to sqrt(752). A42449

Expansion of ∏_k>=0 (1 + x^4·k+3)^4·k+3. A285339

Number of partitions of n with at most 3 odd parts. A114312

Number of length 4+2 0..n arrays with every three consecutive terms having the sum of some two elements equal to twice the third. A248437

Number of (n+2)X(2+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 1 2 or 5. A252599

Number of (n+2)X(5+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 1 2 or 5. A252602

Expansion of 1/(∑_k>=0 x^k³)². A363776

Number of partitions of n into parts not of the form 21k, 21k+8 or 21k-8. Also number of partitions with at most 7 parts of size 1 and differences between parts at distance 9 are greater than 1. A35986