Properties of the Number 15361

Fifteen Thousand Three Hundred Sixty-One

Basics

Value: 15360 → 15361 → 15362

Parity: odd

Prime: Yes

Previous Prime: 15359

Next Prime: 15373

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 15361

Divisors: 1, 15361

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11110000000001

Octal: 36001

Duodecimal: 8A81

Hexadecimal: 3c01

Square: 235960321

Square Root: 123.9395013706284

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

Primes p for which the period of 1/p is a power of 2. A72982

a(n) = 15·2ⁿ⁺¹ + 1. A195744

Primes of the form 512·k+1. A76339

Primes of the form 128·k + 1. A208177

Irregular triangle read by rows: row n lists the distinct prime factors of the generalized Fermat number F_n(10) = 10^2ⁿ + 1. A391444

Elite primes: a prime number p is called elite if only a finite number of Fermat numbers 2^2ⁿ+1 are quadratic residues mod p. A102742

Primes of the form 256·k + 1. A208178

Primes p for which A329697(p) == 3. A334093

Odd prime factors of generalized Fermat numbers of the form 11^{2^m} + 1 with m >= 0. A273949

Irregular triangle read by rows: row n lists the distinct prime factors of the generalized Fermat number F_n(11) = 11^2ⁿ + 1. A392904