Properties of the Number 41656

Forty-One Thousand Six Hundred Fifty-Six

Basics

Value: 41655 → 41656 → 41657

Parity: even

Prime: No

Previous Prime: 41651

Next Prime: 41659

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 41 × 127

Divisors: 1, 2, 4, 8, 41, 82, 127, 164, 254, 328

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 1010001010111000

Octal: 121270

Duodecimal: 20134

Hexadecimal: a2b8

Square: 1735222336

Square Root: 204.09801566894274

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 k such that σ(k) = 4*φ(k). A68390

Integers n such that σ(n)/φ(n) is a perfect square. A293391

Numbers n such that the arithmetic, geometric and harmonic means of φ(n) and σ(n) are all integers. A65146

Numbers of the form x = 2^k*p·q, p,q odd primes, such that σ(x)/φ(x) = 4. A292422

Number of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and w+2x+3y>1. A211622

Numbers k such that σ(k) = φ(k·bigomega(k)). A68400

Numbers n such that 9·10ⁿ + 6·R_n - 5 is prime, where R_n = 11...1 is the repunit (A002275) of length n. A103103

Number of 5-tuples of different integers from [ 1,n ] with no global factor. A15640

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 0), (-1, 1, 1), (0, -1, 0), (1, 0, -1), (1, 1, 0)}. A149353

Expansion of e.g.f. 3·x/(exp(-3·x)+exp(-x)+exp(x)). A364112

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