Properties of the Number 34680

Thirty-Four Thousand Six Hundred Eighty

Basics

Value: 34679 → 34680 → 34681

Parity: even

Prime: No

Previous Prime: 34679

Next Prime: 34687

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ³ × 3 × 5 × 17 ²

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000011101111000

Octal: 103570

Duodecimal: 180A0

Hexadecimal: 8778

Square: 1202702400

Square Root: 186.22566955175648

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

First differences of (n+1)⁵-n⁵. A68236

a(n) = 30·n². A244636

a(1)=1; thereafter, a(n+1) = 20·n³ + 10·n. A101098

Areas A of the triangles such that A, the sides and the three altitudes are integers. A210643

Triangle read by rows: T(n,g) = number of general immersions of a circle with n crossings in a surface of arbitrary genus g (the circle is not oriented, the surface is oriented). A260848

a(n) = sigma₂(n)*Pell(n), where sigma₂(n) = A001157(n), the sum of squares of divisors of n. A204272

E.g.f. A(x) satisfies A(x) = exp( x²*A(x)² / (1 - x·A(x))² ). A387948

Specific heat coefficients for square lattice spin 2 Ising model. A10112

A Pell Jacobsthal product. A84169

Self-convolution of A013999. A227096