Properties of the Number 91756

Ninety-One Thousand Seven Hundred Fifty-Six

Basics

Value: 91755 → 91756 → 91757

Parity: even

Prime: No

Previous Prime: 91753

Next Prime: 91757

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 7 × 29 × 113

Divisors: 1, 2, 4, 7, 14, 28, 29, 58, 113, 116

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10110011001101100

Octal: 263154

Duodecimal: 45124

Hexadecimal: 1666c

Square: 8419163536

Square Root: 302.9125286283154

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 k² divides 15^k-1. A128395

Numbers k such that A003313(k) = A003313(5·k). A116460

27-gonal pyramidal numbers: a(n) = n*(n+1)*(25·n-22)/6. A256647

Number of n X 5 binary arrays without the pattern 0 1 diagonally or vertically. A188839

Number of nX4 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 0,1,1,0,0 for x=0,1,2,3,4. A197313

T(n,k)=Number of nXk 0..4 arrays with each element·equal to the number of its horizontal and vertical neighbors equal to 0,1,1,0,0 for x=0,1,2,3,4. A197317

Seventh column (m=8) of array A091752 ((-1,2)Stirling2). A91756

a(n) is the first prime p such that, if q are r are the next two primes, p + r, p + q, q + r and p + q + r all have n prime divisors, counted with multiplicity. A368786