Properties of the Number 1959

One Thousand Nine Hundred Fifty-Nine

Basics

Value: 1958 → 1959 → 1960

Parity: odd

Prime: No

Previous Prime: 1951

Next Prime: 1973

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 653

Divisors: 1, 3, 653, 1959

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 11110100111

Octal: 3647

Duodecimal: 1173

Hexadecimal: 7a7

Square: 3837681

Square Root: 44.26059195266146

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

a(n) = 4·n² - 7·n + 4. A54567

Number of compositions of n with no adjacent triples (..., x, y, z, ...) where x <= y <= z. A344615

One of many square spiral sequences: a(n) = n² + n - floor((n-1)/2). A317186

a(n) = 2ⁿ - Fibonacci(n). A99036

Least k such that decimal representation of k·n contains only digits 0 and 9. A96688

Numbers where 9 outnumbers any other digit. A292449

Numbers that when divided by the sum of their digits leave 15 as remainder. A341182

Heptanacci-Lucas numbers. A104621

Number of partitions of n such that every part divides the largest part and such that the smallest part divides every part. A130714

T(n,k)=Number of length n+2 0..k arrays with the medians of every three consecutive terms nondecreasing. A250140