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Properties of the Number 26741

Twenty-Six Thousand Seven Hundred Forty-One

Basics

Value: 26740 → 26741 → 26742

Parity: odd

Prime: No

Previous Prime: 26737

Next Prime: 26759

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 11 2 × 13 × 17

Divisors: 1, 11, 13, 17, 121, 143, 187, 221, 1573, 2057

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110100001110101

Octal: 64165

Duodecimal: 13585

Hexadecimal: 6875

Square: 715081081

Square Root: 163.52675622050356

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 cyclically symmetric plane partitions in the n-cube; also number of 2n X 2n half-turn symmetric alternating sign matrices divided by number of n X n alternating sign matrices. A6366
4-brilliant numbers: numbers which are the product of four primes having the same number of decimal digits. A376704
a(n) = (n+1)2*(n+2)*(n+3)*(3·n+4)/24. A108650
Number of paraffins (see Losanitsch reference for precise definition). A6010
a(n) is the number of positive integers k for which ∑i=1..r pi = ∑i=1..r ei = n, where p1e_1*...*pre_r is the canonical prime factorization of k. A390784
Numbers k such that between k and the next prime there are gpf(k) numbers, where gpf(k) denotes the largest prime factor of k. A235425
The sum of the numbers of the central diamond of the multiplication table [1..k] X [1..k] for k=2·n-1. A357042
a(n) = n if n odd, n/2 if n even. A26741
Square array read by falling antidiagonals, where A(n,k) = primorial inflation of k prime shifted n times with A003961. A337470
Crystal ball sequence for A10 lattice. A8396