Properties of the Number 45127

Forty-Five Thousand One Hundred Twenty-Seven

Basics

Value: 45126 → 45127 → 45128

Parity: odd

Prime: Yes

Previous Prime: 45121

Next Prime: 45131

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 45127

Divisors: 1, 45127

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1011000001000111

Octal: 130107

Duodecimal: 22147

Hexadecimal: b047

Square: 2036446129

Square Root: 212.43116532185195

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

Collatz trajectory starting at 35655. A161023

Numbers which are primes and which remain prime for three successive applications of incrementing each digit by 2 with carries ignored. A88787

Primes p such that none of p-2, p-1, p+1, and p+2 is squarefree. A153215

In the '3x+1' problem, primes which as starting values set new records for number of steps to reach 1, where a step means either 'divide by two' or 'triple plus one and then divide by two'. A244638

Primes with 12 as smallest positive primitive root. A61325

Concatenation of n-th nonprime and n-th prime. A253911

Number of nX7 0..4 arrays with each element equal to the number its horizontal and vertical neighbors equal to itself. A195968

Primes of the form 5·k² + 2, k >= 0. A201481

Primes p whose smallest positive primitive root (mod p) is not squarefree. A205581

Primes p such that 6p - 1 and 6p + 1 are twin primes and ((6p-1)² + (6p+1)²) / 10 is prime. A283957