Properties of the Number 69142

Sixty-Nine Thousand One Hundred Forty-Two

Basics

Value: 69141 → 69142 → 69143

Parity: even

Prime: No

Previous Prime: 69127

Next Prime: 69143

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 181 × 191

Divisors: 1, 2, 181, 191, 362, 382, 34571, 69142

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000111000010110

Octal: 207026

Duodecimal: 3401A

Hexadecimal: 10e16

Square: 4780616164

Square Root: 262.9486641913208

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 paths along a corridor width 8, starting from one side. A61551

T(n,k)=Number of length (n+k)X1 arrays of occupancy after each element moves up to +-k places including 0. A222345

Number of (s(0), s(1), ..., s(2n+1)) such that 0 < s(i) < 9 and |s(i) - s(i-1)| = 1 for i = 1,2,...,2n+1, s(0) = 4, s(2n+1) = 5. A94855

Number of (n+7)X1 arrays of occupancy after each element moves up to +-n places including 0. A222351

a(1) = 12; for n >= 2, a(n) = least positive integer of the form prime(m)*prime(n-m)*prime(n) with m >= 1. A364434

Primes p such that p+2, 2p+1, and 2p+3 are also prime. A69142