Properties of the Number -694

Six Hundred Ninety-Four

Basics

Value: -695 → -694 → -693

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 347

Divisors: 1, 2, 347, 694

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: -1010110110

Octal: -1266

Duodecimal: -49A

Hexadecimal: -2b6

Square: 481636

Square Root: 26.343879744638983

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

Expansion of (∏_k>0 theta₄(q^k)/theta₃(q^k))^1/2, where theta₃() and theta₄() are the Jacobi θ functions. A320992

Expansion of a(q) * f(-q)⁴ where f() is a Ramanujan θ function and a() is a cubic AGM function. A152243

Expansion of 1/(1+2·x-x²+2·x³). A77987

Triangle T(n, k) = k! - n! + (n-k)! read by rows. A155170

G.f. satisfies A(x) = 1 / (1 + x*(1 + x·A(x))⁵). A364763

Expansion of φ(-q) / φ(-q³) in powers of q where φ() is a Ramanujan θ function. A252706

Expansion of B(x)², where B(x) is the g.f. of A230322. A373121

Centered triangular numbers: a(n) = 3·n*(n-1)/2 + 1. A5448

Number of factorizations of permutations of n letters into ordered cycles. A7840

The number of compositions of n which cannot be viewed as stacks. A115981