Properties of the Number 74105

Seventy-Four Thousand One Hundred Five

Basics

Value: 74104 → 74105 → 74106

Parity: odd

Prime: No

Previous Prime: 74101

Next Prime: 74131

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 5 × 14821

Divisors: 1, 5, 14821, 74105

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010000101111001

Octal: 220571

Duodecimal: 36A75

Hexadecimal: 12179

Square: 5491551025

Square Root: 272.2223356008834

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

a(n) = (-n⁵ + 15·n⁴ - 65·n³ + 125·n² - 34·n + 40)/40. A161713

a(n) = n³ + 17. A84379

Smallest multiple of the n-th prime such that the n-th partial sum is divisible by n. A74105

Number of (7+1) X (n+1) 0..2 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction. A250819