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Properties of the Number 21614

Twenty-One Thousand Six Hundred Fourteen

Basics

Value: 21613 → 21614 → 21615

Parity: even

Prime: No

Previous Prime: 21613

Next Prime: 21617

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 101 × 107

Divisors: 1, 2, 101, 107, 202, 214, 10807, 21614

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101010001101110

Octal: 52156

Duodecimal: 10612

Hexadecimal: 546e

Square: 467164996

Square Root: 147.01700581905482

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 ways to split an integer partition of n into contiguous subsequences with strictly increasing sums. A336134
Number of polyforms with n cells on the faces of a deltoidal icositetrahedron up to rotation and reflection. A383804
Number of integer sequences of length n whose Gilbreath transform is (1, 1, ..., 1). A363003
Number of n X 3 binary arrays with all 1s connected, a path of 1s from top row to bottom row, and no 1 having more than two 1s adjacent. A163715
Number of standard Young tableaux with n cells such that the lengths of the first and the last row differ by 5. A244299
Coordination sequence for α-Mn, Position Mn1. A9950
Numbers k such that 175·2k+1 is prime. A32464
a(n) = a(1) + a(2) + ... + a(n-1) - a(m) for n >= 4, where m = n - 1 - 2p and p is the unique integer such that 2p < n - 1 <= 2p+1, starting with a(1) = 1, a(2) = 2, and a(3) = 1. A49902
Squarefree numbers k such that the sum of the distinct prime factors of k is twice the difference between the largest and the smallest prime factors of k. A324210
Number of walks within N3 (the first octant of Z3) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 1), (-1, 1, 1), (1, -1, 0), (1, 1, -1), (1, 1, 0)}. A149482