Properties of the Number 79474

Seventy-Nine Thousand Four Hundred Seventy-Four

Basics

Value: 79473 → 79474 → 79475

Parity: even

Prime: No

Previous Prime: 79451

Next Prime: 79481

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 × 79 × 503

Divisors: 1, 2, 79, 158, 503, 1006, 39737, 79474

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011011001110010

Octal: 233162

Duodecimal: 39BAA

Hexadecimal: 13672

Square: 6316116676

Square Root: 281.91133357848526

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(1)=1. a(n) = ∑_{1<=k<n, gcd(k,n(n+1))=1} a(k). A125596

Number of n X 3 0..2 arrays with rows and columns lexicographically nondecreasing read forwards and nonincreasing read backwards. A201695

Triangular array: for s=0 to r-1, a(r,s) = p(s)^r-s, where p(s) is the s-th primorial number. (p(0)=1, p(1)=2, p(2)=2·3, p(3)=2·3*5,...). A79474