Properties of the Number 42453

Forty-Two Thousand Four Hundred Fifty-Three

Basics

Value: 42452 → 42453 → 42454

Parity: odd

Prime: No

Previous Prime: 42451

Next Prime: 42457

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 53 × 89

Divisors: 1, 3, 9, 53, 89, 159, 267, 477, 801, 4717

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010111010101

Octal: 122725

Duodecimal: 20699

Hexadecimal: a5d5

Square: 1802257209

Square Root: 206.0412580043133

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

Let f(p,i) = smallest prime m >= p such that m == i (mod p); a(n) = ∑_i=0..p-1 f(p,i), where p = n-th prime. A243076

Denominators of continued fraction convergents to sqrt(754). A42453

Number of 6Xn 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally or antidiagonally, top left element zero, and 1 appearing before 2 in row major order. A233087