Properties of the Number 71104

Seventy-One Thousand One Hundred Four

Basics

Value: 71103 → 71104 → 71105

Parity: even

Prime: No

Previous Prime: 71089

Next Prime: 71119

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ⁶ × 11 × 101

Divisors: 1, 2, 4, 8, 11, 16, 22, 32, 44, 64

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001010111000000

Octal: 212700

Duodecimal: 35194

Hexadecimal: 115c0

Square: 5055778816

Square Root: 266.6533329999833

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

Numbers which can be expressed as the product of numbers made of only fours. A161142

Numbers which can be expressed as the product of numbers made of only eights. A161146

a(n) = ∑_{k=0..floor(n/2)} 2^k * binomial(k,n-2·k)². A387476

G.f. A(x) satisfies: 1 = ∑_n>=0 (-1)ⁿ * (n+1) * x^n*(n+1/2) * A(x)ⁿ⁺¹ /( ∏_k=1..n+1 1 - x^k*A(x) ). A338185

a(n) is the number of 2 X 2 matrices over the integers mod n that are invertible mod n for every permutation of their elements. A367926

Number of perfect matchings in variant of 2n-1 X 2n Aztec rectangle graph. A71104

Numbers n such that the sum of the digits of n^φ(n) is divisible by n. A109660