Properties of the Number 674

Six Hundred Seventy-Four

Basics

Value: 673 → 674 → 675

Parity: even

Prime: No

Previous Prime: 673

Next Prime: 677

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 337

Divisors: 1, 2, 337, 674

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010100010

Octal: 1242

Duodecimal: 482

Hexadecimal: 2a2

Square: 454276

Square Root: 25.96150997149434

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

2-Bell numbers: a(n) = number of partitions of [n+1] with a distinguished block. A5493

a(n) = n² - 2. A8865

Aitken's array: triangle of numbers {a(n,k), n >= 0, 0 <= k <= n} read by rows, defined by a(0,0)=1, a(n,0) = a(n-1,n-1), a(n,k) = a(n,k-1) + a(n-1,k-1). A11971

Numbers whose ternary expansion contains no 1's. A5823

Coordination sequence for hexagonal close-packing. A7899

Numbers that are the sum of 4 nonzero 4th powers. A3338

Numbers that are the sum of 5 positive 4th powers. A3339

Numbers m such that the Bernoulli number B_2·m has denominator 30. A51225

a(n) = solution to the postage stamp problem with 2 denominations and n stamps. A14616

Number of inversion sequences avoiding pattern 201 (or 210). A263777