Properties of the Number 90038

Ninety Thousand Thirty-Eight

Basics

Value: 90037 → 90038 → 90039

Parity: even

Prime: No

Previous Prime: 90031

Next Prime: 90053

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 13 × 3463

Divisors: 1, 2, 13, 26, 3463, 6926, 45019, 90038

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: 10101111110110110

Octal: 257666

Duodecimal: 44132

Hexadecimal: 15fb6

Square: 8106841444

Square Root: 300.0633266495591

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

Triangle of Stirling numbers of the second kind, S2(n,k), n >= 1, 1 <= k <= n. A8277

Triangle of Eulerian numbers T(n,k) (n >= 1, 1 <= k <= n) read by rows. A8292

Triangle read by rows of Stirling numbers of first kind, s(n,k), n >= 1, 1 <= k <= n. A8275

Total number of odd entries in first n rows of Pascal's triangle: a(0) = 0, a(1) = 1, a(2k) = 3·a(k), a(2k+1) = 2·a(k) + a(k+1). a(n) = ∑_i=0..n-1 2^wt(i). A6046

Number of bifix-free (or primary, or unbordered) words of length n over a two-letter alphabet. A3000

Number of entries in first n rows of Pascal's triangle not divisible by 3. A6048

Number of distinct autocorrelations of binary words of length n. A5434

Harmonic Molien series for Conway group Con.0. A8924

Molien series for Conway group Con.0. A8925

If n = 2^k then a(n) = 3^k, otherwise a(n) = 0. A259346