Properties of the Number 77141

Seventy-Seven Thousand One Hundred Forty-One

Basics

Value: 77140 → 77141 → 77142

Parity: odd

Prime: Yes

Previous Prime: 77137

Next Prime: 77153

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 77141

Divisors: 1, 77141

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10010110101010101

Octal: 226525

Duodecimal: 38785

Hexadecimal: 12d55

Square: 5950733881

Square Root: 277.74268667239465

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

Primes of form n² + 14641. A256839

Smallest number k such that k² - 1 has exactly n distinct prime factors. A219017

Smallest number sandwiched between two numbers having exactly n prime divisors. A88075

Smallest prime sandwiched between two numbers having exactly n prime divisors. A88076

Let f(0) = 0, f(1) = 1 and for n > 1 let f(n) = (-1)*sum((-1)^n+r*f(r),r=0..n-2)/(n*(n-1)); sequence gives numerator of f(n). A90295

Number of 6Xn 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 1 1 vertically. A207686

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 1 1 vertically. A207682

Decimal expansion of the constant c such that A000289(n) = ceiling(c^2ⁿ) + 1. A77141