Properties of the Number 76636

Seventy-Six Thousand Six Hundred Thirty-Six

Basics

Value: 76635 → 76636 → 76637

Parity: even

Prime: No

Previous Prime: 76631

Next Prime: 76649

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 7 ² × 17 × 23

Divisors: 1, 2, 4, 7, 14, 17, 23, 28, 34, 46

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10010101101011100

Octal: 225534

Duodecimal: 38424

Hexadecimal: 12b5c

Square: 5873076496

Square Root: 276.8320790659926

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) = n²*(2·n² - 1); also ∑_k=0..n-1 (2k+1)³. A2593

Transform of n³ by the Riordan array (1/(1-x²), x). A105636

The first of three consecutive hexagonal numbers the sum of which is equal to the sum of three consecutive primes. A298272

Triangular numbers for which the number of divisors is also a triangular number. A116541

Partial sums of dodecahedral numbers (A006566). A116689

Measures of entanglement in 3-qbits. A129548

a(n) = n*(n+1)*(n+2)*(n+3)*(2·n²+6·n+7)/360. A259181

Triangular numbers whose reverse is prime. A66751

Triangle read by rows in which the n-th row contains the n smallest triangular numbers with the least significant digits of the n-th triangular number. A95225

Diagonal of the triangle A095225. A95226