Properties of the Number 595

Five Hundred Ninety-Five

Basics

Value: 594 → 595 → 596

Parity: odd

Prime: No

Previous Prime: 593

Next Prime: 599

Digit Sum: 19

Digital Root: 1

Palindrome: Yes

Factorization: 5 × 7 × 17

Divisors: 1, 5, 7, 17, 35, 85, 119, 595

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001010011

Octal: 1123

Duodecimal: 417

Hexadecimal: 253

Square: 354025

Square Root: 24.392621835300936

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

Triangular numbers: a(n) = binomial(n+1,2) = n*(n+1)/2 = 0 + 1 + 2 + ... + n. A217

Narayana's cows sequence: a(0) = a(1) = a(2) = 1; thereafter a(n) = a(n-1) + a(n-3). A930

Second hexagonal numbers: a(n) = n*(2·n + 1). A14105

a(n) = binomial(n,2): number of size-2 subsets of {0,1,...,n} that contain no consecutive integers. A161680

The "comma sequence": the lexicographically earliest sequence of positive numbers with the property that the sequence formed by the pairs of digits adjacent to the commas between the terms is the same as the sequence of successive differences between the terms. A121805

Triangle read by rows. Convolution triangle of the prime indicator sequence A089026. A357368

Numbers whose binary expansion is a decimal prime. A36952

Centered 9-gonal (also known as nonagonal or enneagonal) numbers. Every third triangular number, starting with a(1)=1. A60544

Bisection of A000930. A2478

Partial sums of A299277. A299278