Properties of the Number 49043

Forty-Nine Thousand Forty-Three

Basics

Value: 49042 → 49043 → 49044

Parity: odd

Prime: Yes

Previous Prime: 49037

Next Prime: 49057

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 49043

Divisors: 1, 49043

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011111110010011

Octal: 137623

Duodecimal: 2446B

Hexadecimal: bf93

Square: 2405215849

Square Root: 221.45654201219705

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

Number of regions formed when n equally spaced points are placed around a circle and all pairs of points are joined by an interior arc whose radius equals the circle's radius. A371253

Number of (ordered) sequences of coins (each of which has value 1, 5, 10, 25, 50 or 100) which add to n. A114044

Expansion of (1/(1 + x)) * ∑_k>=1 k·x^k/(x^k + (1 + x)^k). A320589

∑_{i in 1..p-1, j in 1..p-1, i·j mod p = 1} i·j, where p = n-th prime. A272650

Number of compositions of n into parts of size 1, 5, 10 or 25. A351724

a(n) = a(n-2)+a(n-3)+a(n-4)+a(n-5)+a(n-6)+2·a(n-7)+a(n-8). A109540

Primes not in domain of A049041. A49043

a(1) = a(2) = a(3) = 1; a(n) = a(a(a(n-1)) + a(n-a(n-1))) + a(n-a(n-2)) for n > 3. A287771