Properties of the Number 90079

Ninety Thousand Seventy-Nine

Basics

Value: 90078 → 90079 → 90080

Parity: odd

Prime: No

Previous Prime: 90073

Next Prime: 90089

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 11 × 19 × 431

Divisors: 1, 11, 19, 209, 431, 4741, 8189, 90079

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101111111011111

Octal: 257737

Duodecimal: 44167

Hexadecimal: 15fdf

Square: 8114226241

Square Root: 300.13163778582225

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

Numbers n such that { x +- 2^k : 0 < k < 4 } are primes, where x = 210·n - 105. A61671

Number of factorization patterns of polynomials of degree n over integers. A6171

Iterates of the Christmas tree pattern map, read by rows, with leading zeros removed and interpreted as decimal numbers (see description in Comments). A367508

Number of rooted genus-2 maps with n edges. A6301

Number of rooted maps of (orientable) genus 3 containing n edges. A104742

In binary expansion of n: reduce contiguous blocks of 0's to 0 and contiguous blocks of 1's to 1. A90079

Number of factorization patterns of polynomials of degree n over F₂. A6167

The classic football pool problem: size of minimal covering code in {0,1,2}ⁿ with covering radius 1. A4044

Number of symmetric {-1, +1} matrices of order n with nonnegative row and column sums. A27832