Properties of the Number 7636

Seven Thousand Six Hundred Thirty-Six

Basics

Value: 7635 → 7636 → 7637

Parity: even

Prime: No

Previous Prime: 7621

Next Prime: 7639

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 23 × 83

Divisors: 1, 2, 4, 23, 46, 83, 92, 166, 332, 1909

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110111010100

Octal: 16724

Duodecimal: 4504

Hexadecimal: 1dd4

Square: 58308496

Square Root: 87.38420909981392

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

Number of solutions to 1 +- 2 +- 3 +- ... +- n = 0. A58377

Number of ways of partitioning the integers {1,2,..,4n} into two (unordered) sets such that the sums of parts are equal in both sets (parts in either set will add up to (4n)*(4n+1)/4). Number of solutions to {1 +- 2 +- 3 +- ... +- 4n=0}. A60005

T(n,k)=Number of nXk 0..1 arrays with the counts of all possible adjacent horizontal and vertical pair sum values being within one of each other. A203638

Numbers n such that the decimal number concat(3,n) is a square. A273358

Number of ways of partitioning the set {1...n} into two subsets whose sums are as nearly equal as possible. A69918

Total number of parts coprime to n in the partitions of n into 7 parts. A363325

Iccanobirt numbers (4 of 15): a(n) = R(a(n-1)) + a(n-2) + a(n-3), where R is the digit reversal function A004086. A102114

Starts of runs of 5 consecutive even numbers that are all totient numbers (A002202). A333022

Number of finite even-length multisets of positive integers whose right half sums to n. A360956

a(n) = 15·n² - 13·n. A263226