Properties of the Number 45451

Forty-Five Thousand Four Hundred Fifty-One

Basics

Value: 45450 → 45451 → 45452

Parity: odd

Prime: No

Previous Prime: 45439

Next Prime: 45481

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 7 × 43 × 151

Divisors: 1, 7, 43, 151, 301, 1057, 6493, 45451

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011000110001011

Octal: 130613

Duodecimal: 22377

Hexadecimal: b18b

Square: 2065793401

Square Root: 213.1924013655271

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

Terms of A324315 (squarefree integers m > 1 such that if prime p divides m, then the sum of the base p digits of m is at least p) that are also hexagonal numbers (A000384) with index equal to their largest prime factor. A324319

NSW pseudoprimes: odd composite numbers k such that A002315((k-1)/2) == 1 (mod k). A330276

Numbers k such that k*(k+5) gives the concatenation of two numbers m and m-4. A116261

Hexagonal numbers with prime indices. A117961

Odd composite integers m such that U(m)² == 1 (mod m) and V(m) == 5 (mod m), where U(m) and V(m) are the m-th generalized Lucas and Pell-Lucas numbers of parameters a=5 and b=-1, respectively. A337628

Terms of A073872 that do not change their position in the rearrangement; i.e., values of A073872(n) which equal n(n+1)/2. A73873

Triangular numbers composed of digits {1,4,5}. A119123

Hexagonal numbers (A000384) which are sum of 2 other hexagonal numbers > 0. A133215

Hexagonal numbers that are sphenic numbers. A380007

Strong pseudoprimes to base 36. A20262