Properties of the Number 22075

Twenty-Two Thousand Seventy-Five

Basics

Value: 22074 → 22075 → 22076

Parity: odd

Prime: No

Previous Prime: 22073

Next Prime: 22079

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 5 ² × 883

Divisors: 1, 5, 25, 883, 4415, 22075

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101011000111011

Octal: 53073

Duodecimal: 10937

Hexadecimal: 563b

Square: 487305625

Square Root: 148.57657958103627

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

The least number s > 1 having exactly n fives in the periodic part of the continued fraction of sqrt(s). A206585

Mark each point on the n X n X n X n grid with the number of points that are visible from it; a(n) is the number of distinct values in the grid. A339947

Starts of runs of 3 consecutive integers whose exponent of least prime factor in their prime factorization is even. A365871

a(n) = ∑_{k=0..floor(n/5)} C(n-4k,k+1). A99559

One-third of the number of n X n nonnegative integer arrays with every 3 X 3 subblock summing to 3. A145054

a(n) = (n + 1)*(4·n² + 14·n + 9)/3. A268484

θ series of D*_22 lattice. A22075

Number of nondecreasing arrangements of 7 numbers in 0..n with the last equal to n and each after the second equal to the sum of one or two of the preceding four. A189330