Properties of the Number 1770

One Thousand Seven Hundred Seventy

Basics

Value: 1769 → 1770 → 1771

Parity: even

Prime: No

Previous Prime: 1759

Next Prime: 1777

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 5 × 59

Divisors: 1, 2, 3, 5, 6, 10, 15, 30, 59, 118

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 11011101010

Octal: 3352

Duodecimal: 1036

Hexadecimal: 6ea

Square: 3132900

Square Root: 42.07136793592526

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

Hexagonal numbers: a(n) = n*(2·n-1). A384

a(n) = number of partitions of n into parts of 2 kinds. A712

Products of exactly four distinct primes. A46386

Triangular numbers (A000217) with prime indices. A34953

3 times pentagonal numbers: 3·n*(3·n-1)/2. A62741

a(n) = 2·n*(4·n - 1). A14635

Expansion of x⁹/((1-x)*(1-x²)*(1-x³))². A117485

Numbers m such that m and m+1 are consecutive factorial base Niven numbers (A118363). A328205

Number of partitions satisfying (cn(2,5) = cn(3,5) = 0). A36820

Numbers m such that there are precisely 8 groups of order m. A249551