Properties of the Number 30973

Thirty Thousand Nine Hundred Seventy-Three

Basics

Value: 30972 → 30973 → 30974

Parity: odd

Prime: No

Previous Prime: 30971

Next Prime: 30977

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 47 × 659

Divisors: 1, 47, 659, 30973

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111100011111101

Octal: 74375

Duodecimal: 15B11

Hexadecimal: 78fd

Square: 959326729

Square Root: 175.9914770663625

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 integer partitions of n that cannot be partitioned into a set of sets. A382078

Triangle of 2-Eulerian numbers. A144696

T(n,k)=Number of nXk arrays of occupancy after each element moves to some horizontal, vertical or antidiagonal neighbor, without move-in move-out straight through or left turns. A221809

Expansion of 1/(x^k*(1 - x - 3·x^k+1)) for k=3. A143454

Triangle T(n,k) read by rows: number of k X k triangular (0,1)-matrices with exactly n entries equal to 1 and no zero rows or columns. A137252

Coefficients in expansion of 1/(1 - x - 3·x⁴). A318774

a(n) = (4·n³ - 6·n² + 14·n + 3)/3. A321124

Numbers k such that 95·2^k+1 is prime. A32397

Number of mobiles (circular rooted trees) with n nodes and 5 leaves. A55343

Number of nondecreasing integer sequences of length 28 with sum zero and sum of absolute values 2n. A158162