Properties of the Number 1675

One Thousand Six Hundred Seventy-Five

Basics

Value: 1674 → 1675 → 1676

Parity: odd

Prime: No

Previous Prime: 1669

Next Prime: 1693

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 ² × 67

Divisors: 1, 5, 25, 67, 335, 1675

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 11010001011

Octal: 3213

Duodecimal: B77

Hexadecimal: 68b

Square: 2805625

Square Root: 40.92676385936225

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

Positive integers which apparently never result in a palindrome under repeated applications of the function A056964(x) = x + (x with digits reversed). A23108

Reverse and Add! sequence starting with 196. A6960

Numbers m such that the Bernoulli number B_2·m has denominator 66. A51229

Irregular triangle read by rows: T(n,k) is the number of binary pattern classes in the (3,n)-rectangular grid with k '1's and (3n-k) '0's: two patterns are in same class if one of them can be obtained by a reflection or 180-degree rotation of the other. A226290

Irregular triangle read by rows: T(n,k) is the number of binary pattern classes in the (5,n)-rectangular grid with k '1's and (5n-k) '0's: two patterns are in same class if one of them can be obtained by a reflection or 180-degree rotation of the other. A228022

a(n) = n*(n + 17)/2. A56126

Sum of odd numbers in range 10·n to 10·n+9. A53742

Number of cyclic arrangements of S={1,2,...,n} such that the difference of any two neighbors is a divisor of their sum. A242531

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 0 1 3 6 or 7 and every 3X3 column and antidiagonal sum not equal to 0 1 3 6 or 7. A252305

Positions of non-successions of consecutive non-perfect-powers. Numbers k such that the k-th non-perfect-power is at least two fewer than the next. A375714