Properties of the Number 31012

Thirty-One Thousand Twelve

Basics

Value: 31011 → 31012 → 31013

Parity: even

Prime: No

Previous Prime: 30983

Next Prime: 31013

Digit Sum: 7

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 7753

Divisors: 1, 2, 4, 7753, 15506, 31012

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 111100100100100

Octal: 74444

Duodecimal: 15B44

Hexadecimal: 7924

Square: 961744144

Square Root: 176.10224302944013

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

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A301407

Expansion of x/((1 - x - x⁴)*(1 - x)³). A145132

Number of n X n 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A301401

Number of nX4 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A301403

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, 0, 1), (-1, 1, 1), (0, 1, -1), (1, 0, 1)}. A149265

Position of n-th 4 in A031007. A31012