Properties of the Number 49125

Forty-Nine Thousand One Hundred Twenty-Five

Basics

Value: 49124 → 49125 → 49126

Parity: odd

Prime: No

Previous Prime: 49123

Next Prime: 49139

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 ³ × 131

Divisors: 1, 3, 5, 15, 25, 75, 125, 131, 375, 393

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011111111100101

Octal: 137745

Duodecimal: 24519

Hexadecimal: bfe5

Square: 2413265625

Square Root: 221.64160259301502

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

Triangle read by rows: T(n,k) is the number of unoriented colorings of the edges of a regular n-D orthoplex (or ridges of a regular n-D orthotope) using exactly k colors. Row 1 has 1 column; row n>1 has 2·n*(n-1) columns. A338147

Number of A095283-primes in range ]2ⁿ,2ⁿ⁺¹]. A95293

Numbers k such that the first 9 digits of the k-th Lucas number are 1-9 pandigital. A216489

Number of unoriented colorings of the edges of a regular 4-dimensional orthoplex with n available colors. A331355

G.f. satisfies: A(x) = 1 + x*∑_n>=0 (A(x)⁵ - 1)ⁿ. A192948

Revert transform of (1 + x - x²) / (1 + x)². A49125