Properties of the Number 69946

Sixty-Nine Thousand Nine Hundred Forty-Six

Basics

Value: 69945 → 69946 → 69947

Parity: even

Prime: No

Previous Prime: 69941

Next Prime: 69959

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 2 × 41 × 853

Divisors: 1, 2, 41, 82, 853, 1706, 34973, 69946

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001000100111010

Octal: 210472

Duodecimal: 3458A

Hexadecimal: 1113a

Square: 4892442916

Square Root: 264.4730610100016

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

a(n+1) is the sum of a(n) and the prime factors of a(n), counted with multiplicity. Start with a(0) = 3. A192896

Number of 4Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of the elements above it or one plus the sum of the elements diagonally to its northwest or zero plus the sum of the elements antidiagonally to its northeast, modulo 4. A241359

Number of length n+2 0..1 arrays with at most two downsteps in every n consecutive neighbor pairs. A256817

T(n,k) = Number of n X k 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of the elements above it or one plus the sum of the elements diagonally to its northwest or zero plus the sum of the elements antidiagonally to its northeast, modulo 4. A241356

Numbers k such that φ(k) mod core(k) = 1 where core(k) is the squarefree part of k. A69946