Properties of the Number 1350

One Thousand Three Hundred Fifty

Basics

Value: 1349 → 1350 → 1351

Parity: even

Prime: No

Previous Prime: 1327

Next Prime: 1361

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ³ × 5 ²

Divisors: 1, 2, 3, 5, 6, 9, 10, 15, 18, 25

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10101000110

Octal: 2506

Duodecimal: 946

Hexadecimal: 546

Square: 1822500

Square Root: 36.742346141747674

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: Yes

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

9-gonal (or enneagonal or nonagonal) numbers: a(n) = n*(7·n-5)/2. A1106

Generalized 10-gonal numbers: m*(4·m - 3) for m = 0, +- 1, +- 2, +- 3, ... A74377

a(n) = 6·n². A33581

a(n) = C(n,1) + C(n,2) + C(n,3), or n*(n² + 5)/6. A4006

Second 10-gonal (or decagonal) numbers: n*(4·n+3). A33954

Numbers n such that A048767(n) = n. A48768

Generalized 9-gonal (or enneagonal) numbers: m*(7·m - 5)/2 with m = 0, 1, -1, 2, -2, 3, -3, ... A118277

Number of partitions of n into at most 4 parts. A1400

a(n) = a(n-1) + a(n-2) + a(n-3), with a(0) = 0, a(1) = 2, a(2) = 1. A20992

Coordination sequence for "crs" 3D uniform tiling formed from tetrahedra and truncated tetrahedra. A299268